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Software requirements are described in the `INSTALL <http://mifos.git.sourceforge.net/git/gitweb.cgi?p=mifos/1.5.x;a=blob_plain;f=INSTALL;hb=HEAD>`_ file that downloads with the Mifos version 1.5.x release package.
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If you are upgrading from a previous version of Mifos, please see Mifos 1.5 Upgrade Instructions for 1 5 for important information that might impact your upgrade.
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