Found it: this was a problem with pngmath_use_preview . Not sure why
it suddenly stopped working, but disabling it solved my problem.
On Jan 13, 10:35 am, daspostloch <daspostl...@googlemail.com> wrote:
> Hi,
>
> when compiling my project documentation I get the following error:
>
> preparing documents... done
> writing output... [ 27%] my_project/pageA
> Exception occurred:
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/util/
> png.py", line 54, in write_png_depth
> f.write(struct.pack('!i', binascii.crc32(DEPTH_CHUNK_START +
> data)))
> struct.error: 'i' format requires -2147483648 <= number <= 2147483647
> The full traceback has been saved in /tmp/sphinx-err-ea_gck.log, if
> you want to report the issue to the developers.
>
> Any ideas what the problem can be? How can I debug this? Is it a bug
> or problem with my input (it is not related to the file mentioned
> right before, as I tried uncommenting that one..). Any and all help is
> greatly appreciated. Thanks and best, Paul
>
> P.S.: the log file in /tmp/ reads:
>
> # Sphinx version: 1.1.2
> # Python version: 3.2.2
> # Docutils version: 0.8.1 release
> # Jinja2 version: 2.6
> Traceback (most recent call last):
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/
> cmdline.py", line 189, in main
> app.build(force_all, filenames)
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/
> application.py", line 204, in build
> self.builder.build_update()
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/
> builders/__init__.py", line 196, in build_update
> 'out of date' % len(to_build))
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/
> builders/__init__.py", line 252, in build
> self.write(docnames, list(updated_docnames), method)
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/
> builders/__init__.py", line 292, in write
> self.write_doc(docname, doctree)
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/
> builders/html.py", line 419, in write_doc
> self.docwriter.write(doctree, destination)
> File "/home/.../build/lib/python/docutils-0.8.1-py3.2.egg/docutils/
> writers/__init__.py", line 77, in write
> self.translate()
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/
> writers/html.py", line 38, in translate
> self.document.walkabout(visitor)
> File "/home/.../build/lib/python/docutils-0.8.1-py3.2.egg/docutils/
> nodes.py", line 173, in walkabout
> if child.walkabout(visitor):
> File "/home/.../build/lib/python/docutils-0.8.1-py3.2.egg/docutils/
> nodes.py", line 173, in walkabout
> if child.walkabout(visitor):
> File "/home/.../build/lib/python/docutils-0.8.1-py3.2.egg/docutils/
> nodes.py", line 173, in walkabout
> if child.walkabout(visitor):
> File "/home/.../build/lib/python/docutils-0.8.1-py3.2.egg/docutils/
> nodes.py", line 165, in walkabout
> visitor.dispatch_visit(self)
> File "/home/.../build/lib/python/docutils-0.8.1-py3.2.egg/docutils/
> nodes.py", line 1604, in dispatch_visit
> return method(node)
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/ext/
> pngmath.py", line 213, in html_visit_displaymath
> fname, depth = render_math(self, latex)
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/ext/
> pngmath.py", line 166, in render_math
> write_png_depth(outfn, depth)
> File "/home/.../build/lib/python/Sphinx-1.1.2-py3.2.egg/sphinx/util/
> png.py", line 54, in write_png_depth
> f.write(struct.pack('!i', binascii.crc32(DEPTH_CHUNK_START +
> data)))
> struct.error: 'i' format requires -2147483648 <= number <= 2147483647
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