asp.net mvc - MVC: Application has no errors but returns a blank page in IE -


sorry if not specific. not make more specific not understand issue

i have mvc application ran well, , published it. after modifying it, when try run on local, following error in chrome: server error. webpage @ http://localhost:63178 unavailable. may overloaded or down maintainance. , ie returns blank page

i tried return content("test") on index controller no avail.

there no error in code, cannot run. other application projects work fine.

i have tried putting break point in application_start break points never hit.

other projects work fine, one.

edit: here system.web section of web.config

<system.web> <compilation debug="true" targetframework="4.5" /> <authentication mode="forms">     <forms loginurl="~/account/logon" timeout="2880" /> </authentication> <pages>     <namespaces>         <add namespace="system.web.helpers" />         <add namespace="system.web.mvc" />         <add namespace="system.web.mvc.ajax" />         <add namespace="system.web.mvc.html" />         <add namespace="system.web.routing" />         <add namespace="system.web.webpages" />     </namespaces> </pages> <httpruntime targetframework="4.5" /> <profile defaultprovider="defaultprofileprovider">     <providers>         <add name="defaultprofileprovider" type="system.web.providers.defaultprofileprovider, system.web.providers, version=1.0.0.0, culture=neutral, publickeytoken=31bf3856ad364e35" connectionstringname="defaultconnection" applicationname="/" />     </providers> </profile> <membership defaultprovider="defaultmembershipprovider">     <providers>         <add name="defaultmembershipprovider" type="system.web.providers.defaultmembershipprovider, system.web.providers, version=1.0.0.0, culture=neutral, publickeytoken=31bf3856ad364e35" connectionstringname="defaultconnection" enablepasswordretrieval="false" enablepasswordreset="true" requiresquestionandanswer="false" requiresuniqueemail="false" maxinvalidpasswordattempts="5" minrequiredpasswordlength="6" minrequirednonalphanumericcharacters="0" passwordattemptwindow="10" applicationname="/" />     </providers> </membership> <rolemanager defaultprovider="defaultroleprovider">     <providers>         <add name="defaultroleprovider" type="system.web.providers.defaultroleprovider, system.web.providers, version=1.0.0.0, culture=neutral, publickeytoken=31bf3856ad364e35" connectionstringname="defaultconnection" applicationname="/" />     </providers> </rolemanager> <sessionstate mode="inproc" customprovider="defaultsessionprovider">     <providers>         <add name="defaultsessionprovider" type="system.web.providers.defaultsessionstateprovider, system.web.providers, version=1.0.0.0, culture=neutral, publickeytoken=31bf3856ad364e35" connectionstringname="defaultconnection" />     </providers> </sessionstate>

i had problem when running on local host when debugging website. me solutions check sql login details.(the password had expired).sql password expired


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