I've been noticing that occasionally when I am attempting to find/install a package (either via luci or opkg directly) that there will be a problem updating the package lists. Right now I'm seeing:
# opkg update
Downloading http://downloads.openwrt.org/releases/18.06.1/targets/mvebu/cortexa9/packages/Packages.gz
Updated list of available packages in /var/opkg-lists/openwrt_core
Downloading http://downloads.openwrt.org/releases/18.06.1/targets/mvebu/cortexa9/packages/Packages.sig
Signature check passed.
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/base/Packages.gz
Updated list of available packages in /var/opkg-lists/openwrt_base
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/base/Packages.sig
Signature check passed.
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/luci/Packages.gz
Updated list of available packages in /var/opkg-lists/openwrt_luci
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/luci/Packages.sig
Signature check passed.
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/packages/Packages.gz
Updated list of available packages in /var/opkg-lists/openwrt_packages
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/packages/Packages.sig
Signature file download failed.
Remove wrong Signature file.
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/routing/Packages.gz
Updated list of available packages in /var/opkg-lists/openwrt_routing
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/routing/Packages.sig
Signature check passed.
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/telephony/Packages.gz
Updated list of available packages in /var/opkg-lists/openwrt_telephony
Downloading http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/telephony/Packages.sig
Signature check passed.
Collected errors:
* opkg_download: Failed to download http://downloads.openwrt.org/releases/18.06.1/packages/arm_cortex-a9_vfpv3/packages/Packages.sig, wget returned 4.
* opkg_download: Check your network settings and connectivity.
My network connectivity has been rock solid and right now (i.e. I've tried a few times in the last 15 min) it seems to be having a problem with the packages... err... packages. Any idea what's going on?