I have this message when i open the chat activity
invalidparameter
Invalid parameter value detected
and when i turn on the debugging mode i see the next log error
File: /lib/externallib.php
Line: 332
Stack trace:
Missing required key in single structure: year
Error code: invalidparameter
* line 332 of /lib/externallib.php: invalid_parameter_exception thrown
* line 223 of /lib/externallib.php: call to external_api::validate_parameters()
* line 59 of /lib/ajax/service.php: call to external_api::call_external_function()
my moodle version is 3.7
and i try it with the all theme