I tested and this error occurs in versus mode
Code:
SourceMod error session started
Info (map "c2m2_fairgrounds") (file "/left4dead2/addons/sourcemod/logs/errors_20240112.log")
[SM] Exception reported: Game event "player_shoved" has no active hook
[SM] Blaming: l4d_gear_transfer.smx
[SM] Call stack trace:
[SM] [0] UnhookEvent
[SM] [1] Line 1009, l4d_gear_transfer.sp::IsAllowed
[SM] [2] Line 843, l4d_gear_transfer.sp::ConVarChanged_Allow
[SM] Exception reported: Game event "item_pickup" has no active hook
[SM] Blaming: l4d_flashlight.smx
[SM] Call stack trace:
[SM] [0] UnhookEvent
[SM] [1] Line 757, \l4d_flashlight.sp::UnhookEvents
[SM] [2] Line 657, \l4d_flashlight.sp::IsAllowed
[SM] [3] Line 570, \l4d_flashlight.sp::ConVarChanged_Allow
Error log file session closed.