Found an "rules_test" error message, the request for help

Found an error message, the request for help
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/cms/batch?id=15&op=do

Fatal error: Call to private method DrupalWebTestCase::assert() from context 'RulesTestCase' in C:\AppServ\www\cms\sites\all\modules\points\userpoints\modules\rules\rules_test\rules_test.test on line 65
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use Simpletest module
were tested and found userpoints and rules problems.
I do not know how to solve the

thanks