Lua error in ...ribunto/includes/engines/LuaCommon/lualib/mwInit.lua at line 23: bad argument #1 to 'old_ipairs' (table expected, got nil). This template uses an RSS input with given search terms to include posts that contain the given terms. Note that the function uses input search terms as-is, so there's no need to use quotes for search terms.
Example:
Lua error in Module:Bluesky_RSS_Feed_Test at line 36: attempt to compare number with nil.