Tortoise SVN error

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Subversion Exception!
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Subversion encountered a serious problem.
Please take the time to report this on the Subversion mailing list
(users_at_subversion.apache.org)
with as much information as possible about what
you were trying to do.
But please first search the mailing list archives for the error message
to avoid reporting the same problem repeatedly.
You can find the mailing list archives at
http://subversion.apache.org/mailing-lists.html

Subversion reported the following
(you can copy the content of this dialog
to the clipboard using Ctrl-C):

In file
'D:\Development\SVN\Releases\TortoiseSVN-1.7.0\ext\subversion\subversion\libsvn_wc\workqueue.c'
line 672: assertion failed (checksum != NULL)
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OK
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A. David Garza Marín (RGB=FFFF00)
Director de Tecnología | AMD Mexico, Centroamérica y El Caribe
Teléfono +52 (55) 91-38-0240 x245

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[cid:image003.png_at_01CC9252.E7ACD920]Por favor, tome en consideración el medio ambiente antes de imprimir este correo electrónico.