Canon EOS M200 Advanced User Guide - Page 411

Responding to Error Messages 23: Device with same IP address exists on selected network What to check on the camera zz Do the camera and another device connected via Wi-Fi to the same network have the same IP address? BBChange the camera's IP address to avoid using the same address as another device on the network. Otherwise, change the IP address of the device that has a duplicate address. BBIf the camera's IP address is set to [Manual setting] in network environments using a DHCP server, change the setting to [Auto setting] (=386). Responding to Error Messages 21-23 zzAlso check the following points when responding to errors numbered 21-23. zzAre the camera and the access point set to use the same password for authentication? yyThis error occurs if the passwords do not match when the authentication method for encryption is set to [Open system]. The setting is case-sensitive, so check upper- and lower-case characters. Make sure that the correct password for authentication is set on the camera (=406). 411