Fix #6909 (Trouble in converting non drm prc file to epub)

2025-07-09 03:04:10 -04:00 · 2010-09-23 20:23:11 -06:00 · 2010-09-23 20:23:11 -06:00 · 448aa8497b
commit 448aa8497b
parent 52b17cc1b9
1 changed files with 4 additions and 1 deletions
--- a/src/calibre/ebooks/oeb/transforms/flatcss.py
+++ b/src/calibre/ebooks/oeb/transforms/flatcss.py
@ -219,7 +219,10 @@ class CSSFlattener(object):
                    fnums = self.context.source.fnums
                    if size[0] in ('+', '-'):
                        # Oh, the warcrimes
-                        esize = 3 + force_int(size)
+                        try:
+                            esize = 3 + force_int(size)
+                        except:
+                            esize = 3
                        if esize < 1:
                            esize = 1
                        if esize > 7: