[Tickets #9798] php errors when using search

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Ticket URL: http://bugs.horde.org/ticket/9798
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  Ticket             | 9798
  Created By         | rsalmon at mbpgroup.com
  Summary            | php errors when using search
  Queue              | IMP
  Version            | Git master
  Type               | Bug
  State              | Unconfirmed
  Priority           | 1. Low
  Milestone          |
  Patch              |
  Owners             |
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rsalmon at mbpgroup.com (2011-04-04 11:05) wrote:

using dynamic mode, open a folder and search for something (ie: emails  
sent from Ronan) then open a message from the filtered messages list.

everything looks Ok, but I get the following php errors in horde.log :
2011-04-04T12:39:34+02:00 NOTICE: HORDE [imp] PHP ERROR: Trying to get  
property of non-object [pid 29585 on line 1864 of  
"/var/www/html/hordetest/imp/lib/Ajax/Application.php"]
2011-04-04T12:39:34+02:00 DEBUG: 1.  
Horde_Core_Ajax_Application->doAction()  
/var/www/html/hordetest/services/ajax.php:60
2. call_user_func()  
/var/www/html/hordetest/libs/Horde/Core/Ajax/Application.php:95
3. IMP_Ajax_Application->showPreview()
4. IMP_Ajax_Application::pollEntry()  
/var/www/html/hordetest/imp/lib/Ajax/Application.php:1039
5. Horde::errorHandler()  
/var/www/html/hordetest/imp/lib/Ajax/Application.php:1864


I added the following debug call imp/lib/Ajax/Application.php:1863
Horde::debug($mbox);

2011-04-04T12:45:55+02:00 DEBUG: Variable information:
string(21) "impsearch^@dimpqsearch"
Backtrace:
1. Horde_Core_Ajax_Application->doAction()  
/var/www/html/hordetest/services/ajax.php:60
2. call_user_func()  
/var/www/html/hordetest/libs/Horde/Core/Ajax/Application.php:95
3. IMP_Ajax_Application->showPreview()
4. IMP_Ajax_Application::pollEntry()  
/var/www/html/hordetest/imp/lib/Ajax/Application.php:1039
5. Horde::debug() /var/www/html/hordetest/imp/lib/Ajax/Application.php:1863