Bug report #8218

fTools "Line Intersection" does not work

Added by Minoru Akagi almost 11 years ago. Updated about 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:
Crashes QGIS or corrupts data:No Copied to github as #:17032

Description

When I used "Line Intersection" tool, I got the following error message.

An error has occured while executing Python code:

Traceback (most recent call last):
  File "C:\\OSGeo4W\\apps\\qgis-dev\\python\\plugins\\fTools\\tools\\doIntersectLines.py", line 96, in accept
    self.compute(line1, line2, field1, field2, outPath, self.progressBar)
  File "C:\\OSGeo4W\\apps\\qgis-dev\\python\\plugins\\fTools\\tools\\doIntersectLines.py", line 169, in compute
    outFeat.setAttribute(0, v1)
KeyError: '0'

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, 630427f

Associated revisions

Revision 89b3e061
Added by Daniel Vaz almost 11 years ago

Fix #8218

Revision 56210eb0
Added by Nathan Woodrow almost 11 years ago

Merge pull request #711 from ddanielvaz/bugfixes

Bugfixes for fTools.

Fix #8218
Fix #8069
Fix #7073

History

#1 Updated by Daniel Vaz almost 11 years ago

Please, see issue #7073.

There is a hack that solves the problem (for simplest case tested for me).

Adding the following two lines before the while loop.

allAttrs = provider1.attributeIndexes()
provider1.select(allAttrs)
while provider1.nextFeature(inFeat):

#2 Updated by Minoru Akagi almost 11 years ago

Daniel Vaz wrote:

Adding the following two lines before the while loop.

[...]

Probably you are using 1.8 and old APIs. We should use new APIs for 2.0.

#3 Updated by Daniel Vaz almost 11 years ago

Fixing bug in pull request 702.
Plase see: https://github.com/qgis/Quantum-GIS/pull/702

PS: sorry for previous noise.

#4 Updated by Nathan Woodrow almost 11 years ago

  • Status changed from Open to Closed

#5 Updated by Giovanni Manghi about 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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