syste.data.providerbase.dbconnectioninteal.tryopenconnectioninteal(dbconnectionouterconnection，dbconnectionfactorynnectionfactory，taskcopletionsource`1retry，dbconnectionoptionseroptions)+143
syste.data.providerbase.dbconnectionclosed.tryopenconnection(dbconnectionouterconnection，dbconnectionfactorynnectionfactory，taskcopletionsource`1retry，dbconnectionoptionseroptions)+17
syste.data.sqlclient.sqlconnection.tryopeninner(taskcopletionsource`1retry)+139
syste.data.sqlclient.sqlconnection.tryopen(taskcopletionsource`1retry)+448
syste.data.sqlclient.sqlconnection.open()+130
nefolder1.css1.er(strgipkey，strgrz，int32cl)+154
ebapplication1.api.processrequest(httpcontextntext)+499
syste.eb.callhandlerexecutionstep.syste.eb.httpapplication.iexecutionstep.execute()+814
syste.eb.httpapplication.executestepipl(iexecutionstepstep)+132
syste.eb.httpapplication.executestep(iexecutionstepstep，boolean&pletedsynchronoly)+73
版本信息:microsoftfraork版本:4.0.30319;asp版本:4.8.4110.0