Cannot install OpenWrt on Mikrotik RB750r2 and RB435G

Hi

I tried to install openwrt on two mikrotik rb750_r2 and rb435G with no lock
seems the device not loading openwrt into ram and and boot to routeros after a while!

here is my tftd log for HexLite RB750_r2:

===

E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:05.974]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:06.177]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:06.177]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:06.380]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:06.380]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:06.577]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:06.577]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:06.780]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:06.780]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:06.983]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:06.983]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:07.187]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:07.187]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:07.374]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:07.374]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:07.577]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:07.577]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:07.780]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:07.780]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:07.983]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:07.983]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:08.187]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:29:08.187]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:08.202]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:08.374]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:08.577]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:08.774]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:08.977]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:09.180]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:09.384]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:09.587]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:09.774]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:09.977]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:10.180]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:10.384]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:10.579]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:10.782]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:10.985]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:11.188]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:11.376]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:11.579]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:11.783]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:11.990]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:12.177]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:12.374]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:12.579]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:12.767]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:12.986]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:13.182]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:13.386]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:13.589]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:13.776]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:13.979]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:14.183]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:14.386]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:14.589]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:14.776]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:14.979]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:15.183]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:15.386]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:15.580]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:15.783]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:15.986]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:16.189]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:16.377]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:16.580]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:16.783]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:16.986]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:17.189]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:17.377]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:17.580]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:17.783]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:17.986]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:18.189]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:18.377]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:18.580]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:18.783]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:18.986]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:19.189]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:19.377]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:19.580]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:19.783]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:19.986]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:20.189]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:20.379]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:20.590]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:20.785]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:20.989]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:21.177]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:21.380]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:21.583]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:21.776]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:21.979]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:22.183]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:22.386]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:22.589]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:22.792]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:22.980]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:23.183]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:23.386]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:23.589]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:23.777]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:23.987]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:24.190]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:24.378]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:24.581]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:24.784]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:24.987]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:25.190]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:25.378]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:25.590]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:25.784]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:25.987]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:26.178]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:26.381]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:26.591]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:26.778]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:26.987]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:27.185]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:27.378]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:27.582]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:27.779]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:27.982]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:28.185]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:28.378]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:28.588]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:28.778]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:28.982]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:29.182]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:29.379]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:29.588]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:29.779]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:29.981]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:30.186]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:30.389]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:30.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:30.782]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:30.985]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:31.188]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:31.391]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:31.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:31.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:31.991]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:32.179]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:32.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:32.590]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:32.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:32.991]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:33.179]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:33.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:33.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:33.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:33.991]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:34.185]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:34.388]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:34.591]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:34.795]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:34.982]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:35.185]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:35.388]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:35.583]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:35.786]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:35.989]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:36.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:36.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:36.586]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:36.789]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:36.992]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:37.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:37.398]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:37.586]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:37.789]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:37.992]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:38.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:38.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:38.586]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:38.793]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:38.981]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:39.184]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:39.387]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:39.590]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:39.794]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:39.981]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:40.185]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:40.388]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:40.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:40.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:40.976]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:41.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:41.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:41.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:41.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:41.991]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:42.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:42.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:42.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:42.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:42.991]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:43.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:43.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:43.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:43.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:43.991]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:44.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:44.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:44.585]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:44.788]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:44.991]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:45.195]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:45.382]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:45.595]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:45.782]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:45.985]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:46.188]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:46.391]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:46.579]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:46.782]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:46.985]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:47.188]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:47.391]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:47.579]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:47.798]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:48.001]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:29:48.188]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:30:10.437]
E4:8D:8C:92:50:C4: statically assigned to address 192.168.1.250 [13/12 21:30:10.437]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac E4:8D:8C:92:50:C4 [13/12 21:30:10.469]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:31:05.538]
DHCP: proposed address 192.168.1.2 [13/12 21:31:06.047]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:31:06.047]
DHCP: proposed address 192.168.1.2 [13/12 21:31:06.562]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:31:10.538]
DHCP: proposed address 192.168.1.2 [13/12 21:31:11.052]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:31:14.162]
DHCP: proposed address 192.168.1.2 [13/12 21:31:14.678]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:31:23.159]
DHCP: proposed address 192.168.1.2 [13/12 21:31:23.685]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:31:23.685]
Previously allocated address 192.168.1.2 acked [13/12 21:31:23.685]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:31:43.974]
Previously allocated address 192.168.1.2 acked [13/12 21:31:43.974]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:32:29.910]
Previously allocated address 192.168.1.2 acked [13/12 21:32:29.910]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:32:32.858]
Previously allocated address 192.168.1.2 acked [13/12 21:32:32.874]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:32:35.717]
Previously allocated address 192.168.1.2 acked [13/12 21:32:35.717]
Rcvd DHCP Discover Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:32:35.748]
DHCP: proposed address 192.168.1.2 [13/12 21:32:36.364]
Rcvd DHCP Rqst Msg for IP 0.0.0.0, Mac 44:8A:5B:89:8C:48 [13/12 21:32:36.364]
Previously allocated address 192.168.1.2 acked [13/12 21:32:36.364]

Have you tried TinyPXE server?

yes have same problem with tinypxe.

OK, have you pressed 'Online' button in TinyPXE?

yes. let me do that again and send log

OK, do it step-by-step: https://openwrt.org/toh/mikrotik/common#run_a_dhcpbootptftp_netboot_server

tinypxe log for RB435G:

10:27:16 PM DHCPc:discovering for another DHCPd on LAN
10:27:16 PM ROOT=D:\ProgramFiles\TFTPd\pxesrv\
10:27:16 PM DHCPd 192.168.1.10:67 started...
10:27:16 PM TFPTd 192.168.1.10:69 started...
10:27:16 PM HTTPd:80 started...
10:27:16 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:F93B8D5C
10:27:17 PM DHCPd:OFFER sent, IP:192.168.1.11, XID:F93B8D5C
10:27:17 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:F6B253B2
10:27:17 PM DHCPd:OFFER sent, IP:192.168.1.12, XID:F6B253B2
10:27:17 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:FA7F0602
10:27:18 PM DHCPd:OFFER sent, IP:192.168.1.13, XID:FA7F0602
10:27:18 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:AAB5E9BE
10:27:18 PM DHCPd:OFFER sent, IP:192.168.1.14, XID:AAB5E9BE
10:27:18 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:ED647D20
10:27:19 PM DHCPd:OFFER sent, IP:192.168.1.15, XID:ED647D20
10:27:19 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:9F3DC914
10:27:19 PM DHCPd:OFFER sent, IP:192.168.1.16, XID:9F3DC914
10:27:19 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:BEDFD9B2
10:27:20 PM DHCPd:OFFER sent, IP:192.168.1.17, XID:BEDFD9B2
10:27:20 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:735DA98
10:27:20 PM DHCPd:OFFER sent, IP:192.168.1.18, XID:735DA98
10:27:20 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:5F88F398
10:27:21 PM DHCPd:OFFER sent, IP:192.168.1.19, XID:5F88F398
10:27:21 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:539919EE
10:27:21 PM DHCPc:another DHCPd detected on your LAN @ 192.168.1.10
10:27:21 PM DHCPd:OFFER sent, IP:192.168.1.20, XID:539919EE
10:27:21 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:A2226120
10:27:21 PM DHCPd:OFFER sent, IP:192.168.1.21, XID:A2226120
10:27:21 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:FF4994EE
10:27:21 PM DHCPd:OFFER sent, IP:192.168.1.21, XID:FF4994EE
10:27:21 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:5A62D914
10:27:21 PM DHCPd:OFFER sent, IP:192.168.1.21, XID:5A62D914
10:27:21 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:433A34BE
10:27:21 PM DHCPd:OFFER sent, IP:192.168.1.21, XID:433A34BE
10:27:21 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:D44931BE
10:27:21 PM DHCPd:OFFER sent, IP:192.168.1.21, XID:D44931BE
10:27:21 PM DHCPd:REQUEST received, MAC:00-0C-42-BF-AE-2D, XID:78073FC4
10:27:21 PM DHCPd:ACK sent, IP:192.168.1.21, XID:78073FC4
10:27:21 PM TFTPd:DoReadFile:openwrt-19.07.8-ar71xx-mikrotik-vmlinux-initramfs.elf B:1452 T:0
10:27:24 PM DHCPd:RELEASE received, MAC:00-0C-42-BF-AE-2D, XID:78073FC4
10:27:54 PM DHCPd:DISCOVER received, MAC:00-0C-42-BF-AE-2D, XID:4DCB6AF
10:27:54 PM DHCPd:OFFER sent, IP:192.168.1.21, XID:4DCB6AF
10:27:54 PM DHCPd:REQUEST received, MAC:00-0C-42-BF-AE-2D, XID:4DCB6AF
10:27:54 PM DHCPd:ACK sent, IP:192.168.1.21, XID:4DCB6AF

after about 1 minutes of the first mikrotik beep i hear the beep-beep and winbox shown the routeros is up! and no openwrt

2
2


3

5
4


5

a bit while winbox show the routeros loaded! not openwrt

OK, sorry, do not know. Key moment is that file has been read: DoReadFile.

any suggestion?

I need some advise