IO-3006 CDK PBS Error Log on INSERT_EXPORT_LOG

Signed-off-by: Allan Carr <allan.carr@thinkimex.com>

server/accounting/pbs/pbs-job-export.js

@@ -611,7 +611,7 @@ async function InsertFailedExportLog(socket, error) {
           bodyshopid: socket.JobData.bodyshop.id,
           jobid: socket.JobData.id,
           successful: false,
-          message: [error],
+          message: JSON.stringify(error),
           useremail: socket.user.email
         }
       });