error also occurs when a filename contains more than 4 underscore characters. Handling of underscores in general seems to be a problem: "a_a" fails.
For reference, this is RAW 2.0.1 running under Mac OS 10.15.4
rename fail: names starting with numbers
added CHESS EIGER 4M to counter file reader options
fixed type-casting issue for max/min that caused error on some older systems when building from source
SVD fails to open after LC Series Analysis set
This was a problem with writing csv file from a series. But the code looks like it already should do the right thing ... if I'm looking at the right code: SASFileIO.py saveCSVFile. I'll see if I can get the latest source to run and test it.
This one seems easy enought to fix. I could give it a try if you haven't already fixed it. - Richard