[mapguide-trac] #1298: When Create Join and Caculation at one time, The data preview of this new class will have a exception

[MapGuide Open Source]

#1298: When Create Join and Caculation at one time, The data preview of this new
class will have a exception
-------------------------------+--------------------------------------------
   Reporter:  hubu             |       Owner:  hubu 
       Type:  defect           |      Status:  new  
   Priority:  medium           |   Milestone:       
  Component:  General          |     Version:  2.2.0
   Severity:  major            |    Keywords:       
External_id:  1301480,1311858  |  
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 steps:
 1. Luanch MapGuide Studio, create a SDF data source
 2. create a join to itself with SDF or SHP data source
 3. create a Caculation
 4. preview the new class
 5. view data


 result:
 Get a exception: An exception occurred in FDO component. Item '' not found
 in collection.

 Notes:
 This defect happens on Linux/windows.

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Ticket URL: <https://trac.osgeo.org/mapguide/ticket/1298>
MapGuide Open Source <http://mapguide.osgeo.org/>
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