IndexError: [E035] Error creating span with start 2 and end 1 for Doc of length 8.

[farukalamai]

Traceback (most recent call last):
File "/home/user/Downloads/document-scanner-app-with-ocr-ner/5. Improve Model Performance/preprocess.py", line 18, in
span = doc.char_span(start, end, label=label)
File "spacy/tokens/doc.pyx", line 601, in spacy.tokens.doc.Doc.char_span
File "spacy/tokens/span.pyx", line 102, in spacy.tokens.span.Span.cinit
IndexError: [E035] Error creating span with start 2 and end 1 for Doc of length 8.

[rmitsch]

Error creating span with start 2 and end 1 for Doc of length 8.

Your end is lower than your start. This should work if you flip them.