[GRASS-dev] Forestfrag WARNING: ZSTD compression error -14: Unsupported frame parameter

[Paulo van Breugel]

Hi Václav / devs

I am running r.forestfrag in Windows 10, grass 7.6.2 Computation with a 
moving window size of 21 (but at another computer same happens at size 
9) gives met the following error:

C:\Users\brp\AppData\Roaming\GRASS7\addons/scripts/r.forestfrag.py 
input=groenreclass at landschap output=AAtest7 size=21
Step 1: Computing Pf values...
Step 2: Computing Pff values...
WARNING: ZSTD compression error -14: Unsupported frame parameter
ERROR: Error uncompressing raster data for row 328 of 
<tmpA04_398bad3c_32a8_4220_8566_374c8c9f16a8>
WARNING: No data base element files found
Traceback (most recent call last):
   File 
"C:\Users\brp\AppData\Roaming\GRASS7\addons/scripts/r.forestfrag.py", 
line 420, in <module>     sys.exit(main(*gs.parser()))
   File 
"C:\Users\brp\AppData\Roaming\GRASS7\addons/scripts/r.forestfrag.py", 
line 290, in main     ipl=ipl, tmpl4=expr1, tmpl5=expr2, pff=pff)
   File 
"C:\OSGEO4~1\apps\grass\grass76\etc\python\grass\script\raster.py", line 
111, in mapcalc " with expression: %s") % e)
   File 
"C:\OSGEO4~1\apps\grass\grass76\etc\python\grass\script\core.py", line 
667, in fatal error(msg)
   File 
"C:\OSGEO4~1\apps\grass\grass76\etc\python\grass\script\core.py", line 
651, in error    message(msg, flag='e')
   File 
"C:\OSGEO4~1\apps\grass\grass76\etc\python\grass\script\core.py", line 
584, in message     run_command("g.message", flags=flag, message=msg, 
errors='ignore')
   File 
"C:\OSGEO4~1\apps\grass\grass76\etc\python\grass\script\core.py", line 
415, in run_command ps = start_command(*args, **kwargs)
   File 
"C:\OSGEO4~1\apps\grass\grass76\etc\python\grass\script\core.py", line 
382, in start_command
     return Popen(args, **popts)
   File 
"C:\OSGEO4~1\apps\grass\grass76\etc\python\grass\script\core.py", line 
76, in __init__     subprocess.Popen.__init__(self, args, **kwargs)
   File "C:\OSGEO4~1\apps\Python27\lib\subprocess.py", line 390, in 
__init__ errread, errwrite)
   File "C:\OSGEO4~1\apps\Python27\lib\subprocess.py", line 640, in 
_execute_child startupinfo)
WindowsError: [Error 206] De bestandsnaam of -extensie is te lang

Any idea what may be the problem here?

Greetings,

Paulo
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