# Cannot write data file:...labelmap associated ColorTable.ctbl

**URL:** <https://discourse.slicer.org/t/cannot-write-data-file-labelmap-associated-colortable-ctbl/13057>\
**Category:** Support\
**Created:** [August 17, 2020, 9:05pm UTC](https://discourse.slicer.org/t/cannot-write-data-file-labelmap-associated-colortable-ctbl/13057 "2020-08-17T21:05:33Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![ahopf](https://avatars.discourse-cdn.com/v4/letter/a/b9bd4f/32.png) [@ahopf](https://discourse.slicer.org/u/ahopf)\
**Post date:** [August 17, 2020, 9:05pm UTC](https://discourse.slicer.org/t/cannot-write-data-file-labelmap-associated-colortable-ctbl/13057/1 "2020-08-17T21:05:33Z")

</div>

Operating system: Windows 10  
Slicer version: 4.10.2  
Expected behavior: Save full scene  
Actual behavior: Saves empty “TempWrite” directory in the destination directory. The labelmap.nrrd is empty when reopened in Slicer.

 ![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/a/c/ac50b66345c28bc44543a4bb37dce2b5f1f74298.jpeg)

[ERROR][VTK] 17.08.2020 15:28:37 [vtkMRMLColorTableStorageNode (000001EBAEB8B390)] (D:\D\S\Slicer-4102\Libs\MRML\Core\vtkMRMLColorTableStorageNode.cxx:237) - ERROR opening colour file D:/Adam/Bullseye/1) EVD Neurosurgical Application/2020-08-09\_cadaver\_evd\_pre-clinical proof-of-concept/5) scenes/GL1810218/4) GL1810218\_preop ct to postop ct\_preop ct skin segmentation threshold optimization/GL1810218\_preop\_skin segmentation\_-300-label\_ColorTable.ctbl

---

<div class="post-metadata">

**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [August 17, 2020, 10:02pm UTC](https://discourse.slicer.org/t/cannot-write-data-file-labelmap-associated-colortable-ctbl/13057/2 "2020-08-17T22:02:53Z")

</div>

The extremely long filename may be an issue. Could you try a shorter filename and path?