Update the curl extension:
https://forums.alliedmods.net/showth...jj#post2566312
check if the extensions are really there and if the access rights are correct (so that the srcds process can access it)
and get rid of all the other errors in your log:
L 02/26/2018 - 05:00:20: [SM] Fatal error encountered parsing translation file "soap_tf2dm.phrases.txt"
L 02/26/2018 - 05:00:20: [SM] Fatal error encountered parsing translation file "mgemod.phrases.txt"
L 02/26/2018 - 05:00:26: [mgemod.smx] Error. Can't find cfg file
L 02/26/2018 - 05:00:27: [nextmap.smx] FATAL: Cannot load map cycle. Nextmap not loaded.