[GRASS-dev] [GRASS GIS] #1863: DBMI Protocol Error in v.extract

GRASS GIS trac at osgeo.org
Thu Jan 24 18:36:55 PST 2013


#1863: DBMI Protocol Error in v.extract
-------------------------+--------------------------------------------------
 Reporter:  dkavanagh    |       Owner:  grass-dev@…              
     Type:  defect       |      Status:  new                      
 Priority:  normal       |   Milestone:  7.0.0                    
Component:  Vector       |     Version:  svn-trunk                
 Keywords:               |    Platform:  MSWindows 7              
      Cpu:  Unspecified  |  
-------------------------+--------------------------------------------------
 I am getting a DBMI Protocol error in v.extract when I query a field value
 that is equal to 10 (e.g. HCA_ID=10). The exact command is:

 v.extract -t --overwrite input=cores type=area where=HCA_ID=10 output=core

 If I filter for 9, 11, 20 or 100 the problem does not occur.

 I opened the sqlite database directly and queried it. No errors occurred.
 The field type is integer.

 I originally encountered the problem when I ran the v.extract command in a
 Python script. The script hangs and does not report an error. You have to
 kill the sqlite exe to free the file lock.

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Ticket URL: <http://trac.osgeo.org/grass/ticket/1863>
GRASS GIS <http://grass.osgeo.org>



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