{"version":"https:\/\/jsonfeed.org\/version\/1","title":"ODBC Connection Pooling > Docman Help","home_page_url":"https:\/\/help.docman.com\/knowledge-base\/odbc-connection-pooling\/","feed_url":"https:\/\/help.docman.com\/knowledge-base\/odbc-connection-pooling\/feed\/json","author":{"name":"nextSTL","url":"https:\/\/help.docman.com"},"items":[{"title":"ODBC Connection Pooling","date_published":"2018-02-23T11:53:52Z","id":"https:\/\/help.docman.com\/knowledge-base\/odbc-connection-pooling\/","url":"https:\/\/help.docman.com\/knowledge-base\/odbc-connection-pooling\/","author":{"name":"Oliver Edwards","url":"","avatar":"https:\/\/secure.gravatar.com\/avatar\/916760a3861c94b0f12d9658070815ac6150c9ba5291c9b5304733d70e0fdb9e?s=96&d=mm&r=g"},"summary":"Issue\r\nWhen the cloud enabler app runs on Server 2012 Non R2, the cloud enabler app may crash with an unhandled exception, which is because of a\u00a0System.AccessViolationException error.\r\n\r\n\r\nCause\r\nThis only appears to occur when the MYSQL ODBC driver\u2026","content_html":"<h2 id=\"issue-sample\">Issue<\/h2>\r\nWhen the cloud enabler app runs on Server 2012 Non R2, the cloud enabler app may crash with an unhandled exception, which is because of a\u00a0System.AccessViolationException error.\r\n\r\n<a href=\"http:\/\/docmankb.wpengine.com\/wp-content\/uploads\/2018\/02\/ODBC_Connection_Pooling_Issue.png\"><img class=\"aligncenter size-full wp-image-406\" src=\"http:\/\/docmankb.wpengine.com\/wp-content\/uploads\/2018\/02\/ODBC_Connection_Pooling_Issue.png\" alt=\"\" width=\"681\" height=\"342\" \/><\/a>\r\n<h2 id=\"cause-sample\">Cause<\/h2>\r\nThis only appears to occur when the MYSQL ODBC driver has connection pooling enabled on this particular server build.\r\n\r\nAffected Systems: Server 2012 Standard,\u00a0Server 2012 Data Center\r\n<h2 id=\"resolution-sample\">Resolution<\/h2>\r\n<ol>\r\n \t<li>Open ODBC Data Source Administrator (32-bit)<\/li>\r\n \t<li>Select Connection Pooling<\/li>\r\n \t<li>Locate the MySQL ODBC 3.51 Driver and double click<\/li>\r\n \t<li>Select the \"Don't pool connections to this driver\"<\/li>\r\n \t<li>Select Ok to save the new settings and then Ok on the ODBC Data Source Administrator (32-bit) window.<\/li>\r\n \t<li>Now re-run the Docman Cloud Enabler Application and it should run as expected.<\/li>\r\n<\/ol>\r\n<a href=\"http:\/\/docmankb.wpengine.com\/wp-content\/uploads\/2018\/02\/System.AccessViolationException.png\"><img class=\"aligncenter size-full wp-image-405\" src=\"http:\/\/docmankb.wpengine.com\/wp-content\/uploads\/2018\/02\/System.AccessViolationException.png\" alt=\"\" width=\"601\" height=\"458\" \/><\/a>\r\n\r\n&nbsp;","tags":[]}]}