Re: strange exception

On Thu, Dec 22, 2016 at 4:25 AM, Sanjay Rao <[email protected]> wrote:

> Does anyone has any idea that in what conditions this exception can occur ?
>

Not really. I don't recall ever seeing this. An off-hand guess would be
some sort of threading or (given your follow-up message) perhaps a
process-contention issue of some sort.

Please describe your setup, especially how you're using processes and
threads.

Jim


>
>   File "C:\Python27\lib\site-packages\zope\app\component\hooks.py", line
> 89, in getSiteManager
>     context, zope.component.getGlobalSiteManager())
>   File "C:\Python27\lib\site-packages\zope\app\component\hooks.py", line
> 95, in adapter_hook
>     return siteinfo.adapter_hook(interface, object, name, default)
>   File "C:\Python27\lib\site-packages\zope\app\component\site.py", line
> 407, in SiteManagerAdapter
>     current = getattr(current, '__parent__', None)
>   File "C:\Python27\lib\site-packages\zodb-4.4.3-py2.7.egg\
> ZODB\Connection.py", line 899, in setstate
>     self._setstate(obj, oid)
>   File "C:\Python27\lib\site-packages\zodb-4.4.3-py2.7.egg\
> ZODB\Connection.py", line 943, in _setstate
>     p, serial = self._storage.load(oid, '')
>   File "C:\Python27\lib\site-packages\zeo-4.3.0-py2.7.egg\
> ZEO\ClientStorage.py", line 825, in load
>     result = self.loadBefore(oid, m64)
>   File "C:\Python27\lib\site-packages\zeo-4.3.0-py2.7.egg\
> ZEO\ClientStorage.py", line 851, in loadBefore
>     self._cache.store(oid, tid, end, data)
>   File "C:\Python27\lib\site-packages\zeo-4.3.0-py2.7.egg\ZEO\cache.py",
> line 139, in _locked_wrapper
>     return func(inst, *args, **kwargs)
>   File "C:\Python27\lib\site-packages\zeo-4.3.0-py2.7.egg\ZEO\cache.py",
> line 647, in store
>     self._store(oid, start_tid, end_tid, data, size)
>   File "C:\Python27\lib\site-packages\zeo-4.3.0-py2.7.egg\ZEO\cache.py",
> line 661, in _store
>     nfreebytes = self._makeroom(size+1)
>   File "C:\Python27\lib\site-packages\zeo-4.3.0-py2.7.egg\ZEO\cache.py",
> line 447, in _makeroom
>     del current[oid]
>   File "C:\Python27\lib\site-packages\zodb-4.4.3-py2.7.egg\
> ZODB\fsIndex.py", line 167, in __delitem__
>     del tree[key[6:]]
> KeyError: '_\t'
>
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-- 
Jim Fulton
http://jimfulton.info

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