Error message

• Deprecated function: explode(): Passing null to parameter #2 ($string) of type string is deprecated in Drupal\ssoservices\SSOServices->get_och_accountId() (line 185 of modules/custom/ssoservices/src/SSOServices.php).
• Warning: Undefined array key 1 in Drupal\ssoservices\SSOServices->get_och_accountId() (line 186 of modules/custom/ssoservices/src/SSOServices.php).
• Deprecated function: base64_decode(): Passing null to parameter #1 ($string) of type string is deprecated in Drupal\ssoservices\SSOServices->get_och_accountId() (line 186 of modules/custom/ssoservices/src/SSOServices.php).
• Warning: Attempt to read property "accountId" on null in Drupal\ssoservices\SSOServices->get_och_accountId() (line 188 of modules/custom/ssoservices/src/SSOServices.php).