Bug report #7428

union progress bar does not move, wrong result, too big result

Added by Giovanni Manghi over 11 years ago. Updated over 7 years ago.

Status:Closed
Priority:Severe/Regression
Assignee:-
Category:Processing/QGIS
Affected QGIS version:master Regression?:
Operating System: Easy fix?:
Pull Request or Patch supplied:No Resolution:duplicate
Crashes QGIS or corrupts data:No Copied to github as #:16390

Description

tested in qgis master on Windows. The tools seems to do nothing, even after hours the output file is still 1kb size. The tool can be stopped without issues by hitting "cancel". Use the attached layers.

forest_clean_shp.zip (862 KB) Giovanni Manghi, 2013-03-24 02:27 AM

grid_clean_shp.zip (50.1 KB) Giovanni Manghi, 2013-03-24 02:27 AM


Related issues

Related to QGIS Application - Bug report #7708: Union produces the wrong output (plus progress bar does n... Closed 2013-04-25

History

#1 Updated by Anita Graser over 11 years ago

In my tests, union results don't contain areas which are only covered by features of the 2nd layer.

Similarly, symmetrical difference tool does not work either.

#2 Updated by Giovanni Manghi over 11 years ago

  • Subject changed from union does nothing to union progress bar does not move, wrong result, too big result

tested again today, the tools seems to "work", the progress bar does not move along the run, the result is wrong, see #7708 and seems too big, the input layer are 1.6 mb, the output is 282 mb !!!

#3 Updated by Giovanni Manghi over 11 years ago

  • Subject changed from union progress bar does not move, wrong result, too big result to union progress bar does not move, wrong result, too big result (and now broken on the latest master code)

Now it seems the Union tool is broken after the SIP update, the message is (notice that it just shows in the log panel, not anywhere else)

An error has occured while executing Python code:

Traceback (most recent call last):
  File "C:\\OSGeo4W\\apps\\qgis-dev\\python\\plugins\\fTools\\tools\\doGeoprocessing.py", line 310, in run
    geos, feature, match, error = self.union()
  File "C:\\OSGeo4W\\apps\\qgis-dev\\python\\plugins\\fTools\\tools\\doGeoprocessing.py", line 1080, in union
    if not longNames.isEmpty():
AttributeError: 'list' object has no attribute 'isEmpty'

Python version:
2.7.4 (default, Apr  6 2013, 19:54:46) [MSC v.1500 32 bit (Intel)]

QGIS version:
1.9.0-Master Master, 192e130

Python path: ['C:/OSGeo4W/apps/qgis-dev/./python/plugins\\\\sextante', 'C:/OSGeo4W/apps/qgis-dev/./python', 'C:\\\\Users\\\\giovanni/.qgis2/python', 'C:\\\\Users\\\\giovanni/.qgis2/python/plugins', 'C:/OSGeo4W/apps/qgis-dev/./python/plugins', 'C:\\\\OSGeo4W\\\\bin\\\\python27.zip', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\DLLs', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\plat-win', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\lib-tk', 'C:\\\\OSGeo4W\\\\bin', 'C:\\\\OSGeo4W\\\\apps\\\\Python27', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\site-packages', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\site-packages\\\\PIL', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\site-packages\\\\win32', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\site-packages\\\\win32\\\\lib', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\site-packages\\\\Pythonwin', 'C:\\\\OSGeo4W\\\\apps\\\\Python27\\\\lib\\\\site-packages\\\\wx-2.8-msw-unicode', 'C:\\\\OSGeo4W\\\\apps\\\\qgis-dev\\\\python\\\\plugins\\\\fTools\\\\tools']

#4 Updated by Giovanni Manghi over 11 years ago

  • Subject changed from union progress bar does not move, wrong result, too big result (and now broken on the latest master code) to union progress bar does not move, wrong result, too big result

it "works" again on master.

The progress bar does not move, the result is wrong and now the log is full of

Feature geometry not imported (OGR error: )

Feature creation error (OGR error: Pointer 'hFeat' is NULL in 'OGR_L_SetFeature'.
)

#5 Updated by Salvatore Larosa over 11 years ago

Giovanni Manghi wrote:

it "works" again on master.

The progress bar does not move, the result is wrong and now the log is full of

[...]

I can not see those messages but when I try to close the app I get a segfault-

Stacktrace: http://codepad.org/bFYt6G2Y

#6 Updated by Giovanni Manghi over 11 years ago

I can not see those messages but when I try to close the app I get a segfault-

Stacktrace: http://codepad.org/bFYt6G2Y

with the latest master on Ubuntu I still see that messages in the log. The output is anyway wrong, the input data is around 2mb overall, it does not make sense that the output is 282mb. See also #7708

#7 Updated by Giovanni Manghi over 11 years ago

  • Status changed from Open to Closed
  • Resolution set to duplicate

merged with #7708

#8 Updated by Giovanni Manghi over 7 years ago

The "ftools" category is being removed from the tracker, changing the category of this ticket to "Processing/QGIS" to not leave the category orphaned.

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