Severity: Notice
Message: Undefined index: HTTP_ACCEPT_LANGUAGE
Filename: core/MY_Controller.php
Line Number: 178
Severity: Warning
Message: array_key_exists(): The first argument should be either a string or an integer
Filename: core/MY_Controller.php
Line Number: 181
Severity: Notice
Message: Undefined index: HTTP_ACCEPT_LANGUAGE
Filename: core/MY_Controller.php
Line Number: 185
Severity: Warning
Message: array_key_exists(): The first argument should be either a string or an integer
Filename: core/MY_Controller.php
Line Number: 188
Severity: Notice
Message: Undefined index: /support/knowledge_base/
Filename: controllers/knowledge_base.php
Line Number: 89
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/knowledge_base.php
Line Number: 94
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/knowledge_base.php
Line Number: 95
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/knowledge_base.php
Line Number: 96
Severity: Warning
Message: curl_setopt(): CURLOPT_FOLLOWLOCATION cannot be activated when safe_mode is enabled or an open_basedir is set
Filename: models/zd_model.php
Line Number: 38
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/knowledge_base.php
Line Number: 108
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/knowledge_base.php
Line Number: 109
It's possible that your Cat5 extender is not allowing enough signal to pass through. You may want to consider an active (powered) RS232 extension system from manufacturers such as Neteon or Moxa. They require power on both ends but are more robust and reliable than a simple passive adapter.