When you changing the map from another gamemode to TF2SB (server have more than 10 gamemodes) plugin spamming the error :
_rcon sm plugins load TF2Sandbox-Core
L 12/07/2019 - 14:10:16: [SM] Exception reported: Fatal error creating dynamic native!
L 12/07/2019 - 14:10:16: [SM] Blaming: TF2Sandbox-Core.smx
L 12/07/2019 - 14:10:16: [SM] Call stack trace:
L 12/07/2019 - 14:10:16: [SM] [0] CreateNative
L 12/07/2019 - 14:10:16: [SM] [1] Line 93, TF2Sandbox-Core.sp::AskPluginLoad2
L 12/07/2019 - 14:10:16: [SM] [3] ServerCommandEx
L 12/07/2019 - 14:10:16: [SM] [4] Line 400, /home/builds/sourcemod/linux-1.9/build/plugins/basecommands.sp::Command_Rcon
[SM] Plugin TF2Sandbox-Core.smx failed to load: unexpected error 23 in AskPluginLoad callback.
When you changing the map from another gamemode to TF2SB (server have more than 10 gamemodes) plugin spamming the error : _rcon sm plugins load TF2Sandbox-Core L 12/07/2019 - 14:10:16: [SM] Exception reported: Fatal error creating dynamic native! L 12/07/2019 - 14:10:16: [SM] Blaming: TF2Sandbox-Core.smx L 12/07/2019 - 14:10:16: [SM] Call stack trace: L 12/07/2019 - 14:10:16: [SM] [0] CreateNative L 12/07/2019 - 14:10:16: [SM] [1] Line 93, TF2Sandbox-Core.sp::AskPluginLoad2 L 12/07/2019 - 14:10:16: [SM] [3] ServerCommandEx L 12/07/2019 - 14:10:16: [SM] [4] Line 400, /home/builds/sourcemod/linux-1.9/build/plugins/basecommands.sp::Command_Rcon [SM] Plugin TF2Sandbox-Core.smx failed to load: unexpected error 23 in AskPluginLoad callback.