Fix error if xgui getbans is called without a filter parameter

May reduce errors in cases of a conflicting addon

CHANGELOG.md

@@ -1,6 +1,7 @@
 # ULX Changelog
 
 ## Upcoming - *(00/00/00)*
+* [FIX] XGUI: Server error if internal bandata endpoint is called with missing parameters.
 
 ## v3.81 - *(03/24/24)*
 * [ADD] Added chat commands to both banid and unban. (Thanks, TheByKotik)

lua/ulx/xgui/server/sv_bans.lua

@@ -199,7 +199,7 @@ function bans.init()
 
 		-- Default params
 		sortType = tonumber( args[1] ) or 0
-		filterString = args[2] ~= "" and string.lower( args[2] ) or nil
+		filterString = (args[2] ~= "" and args[2] ~= nil) and string.lower( args[2] ) or nil
 		filterPermaBan = args[3] and tonumber( args[3] ) or 0
 		filterIncomplete = args[4] and tonumber( args[4] ) or 0
 		page = tonumber( args[5] ) or 1

ulx.build

@@ -1 +1 @@
-1711264842
+1721433383