I am running EE v 2.1.3 on a client website. When I log in, I get the following errors in the admin area.
A PHP Error was encountered
Severity: Notice
Message: Undefined offset: 1
Filename: accessories/acc.expressionengine_info.php
Line Number: 113
A PHP Error was encountered
Severity: Warning
Message: Cannot modify header information - headers already sent by (output started at /home/content/72/6993472/html/manage/codeigniter/system/core/Exceptions.php:170)
Filename: core/Common.php
Line Number: 405Then when I perform certain actions (like clearing the cache), I get these errors on a white screen with the dashboard not even showing up:
A PHP Error was encountered
Severity: Notice
Message: Undefined offset: 1
Filename: accessories/acc.expressionengine_info.php
Line Number: 113
A PHP Error was encountered
Severity: Warning
Message: Cannot modify header information - headers already sent by (output started at /home/content/72/6993472/html/manage/codeigniter/system/core/Exceptions.php:170)
Filename: libraries/Functions.php
Line Number: 749
A PHP Error was encountered
Severity: Warning
Message: Cannot modify header information - headers already sent by (output started at /home/content/72/6993472/html/manage/codeigniter/system/core/Exceptions.php:170)
Filename: libraries/Functions.php
Line Number: 387Also, when I go to edit my entries in Content -> Edit, I click on an entry to edit it, and the link will take me to some other random entry, definitely not the one I clicked.
I checked all the files mentioned in the errors and nothing has changed in them since before the errors started. Any ideas? I think these are all related somehow because they seemed to all happen at once. The front of the site is working just fine.