Severity: Notice
Message: Undefined variable: category
Filename: views/datacheck.php
Line Number: 40
Backtrace:
File: /home/shangwei/Raman/application/views/datacheck.php Line: 40 Function: _error_handler
File: /home/shangwei/Raman/application/controllers/Analysis.php Line: 66 Function: view
File: /home/shangwei/Raman/index.php Line: 292 Function: require_once