some help if you can

hello 
i hope all of you are okay
i have server zombie plague 4.3 cso
and all files are good but i saw in consola of server this messeg 

05: [AMXX] Displaying debug trace (plugin "zombie_plague40.amxx", version "[CSO]")

L 01/11/2023 - 15:04:05: [AMXX] Run time error 10: native error (native "get_pcvar_num")

L 01/11/2023 - 15:04:05: [AMXX] [0] phpCV1e6y.sma::cache_cvars (line 5688)

L 01/11/2023 - 15:04:05: [AMXX] [1] phpCV1e6y.sma::lighting_effects (line 7228)

L 01/11/2023 - 15:04:10: Invalid CVAR pointer

L 01/11/2023 - 15:04:10: [AMXX] Displaying debug trace (plugin "zombie_plague40.amxx", version "[CSO]")

L 01/11/2023 - 15:04:10: [AMXX] Run time error 10: native error (native "get_pcvar_num")

L 01/11/2023 - 15:04:10: [AMXX] [0] phpCV1e6y.sma::cache_cvars (line 5688)

L 01/11/2023 - 15:04:10: [AMXX] [1] phpCV1e6y.sma::lighting_effects (line 7228)

L 01/11/2023 - 15:04:15: Invalid CVAR pointer

L 01/11/2023 - 15:04:15: [AMXX] Displaying debug trace (plugin "zombie_plague40.amxx", version "[CSO]")

L 01/11/2023 - 15:04:15: [AMXX] Run time error 10: native error (native "get_pcvar_num")

L 01/11/2023 - 15:04:15: [AMXX] [0] phpCV1e6y.sma::cache_cvars (line 5688)

L 01/11/2023 - 15:04:15: [AMXX] [1] phpCV1e6y.sma::lighting_effects (line 7228)

L 01/11/2023 - 15:04:20: Invalid CVAR pointer

L 01/11/2023 - 15:04:20: [AMXX] Displaying debug trace (plugin "zombie_plague40.amxx", version "[CSO]")

  can you tell me how to fix this messeg 

Thank you