asp.net - Application pool is being automatically disabled due to a series of failures in the process(es) serving that application pool -


this website hosted shared hosting 'windows server 2012', website stopped working , give me general "service unavailable" error. contacted support said "currently, site working fine. have availed additional application pool memory site. when application memory allocated site reaches maximum limit site stop. in case, need check script/code of vps. have attached logs matter along response.", website going down again , again. also, checked website files , found many files strange name not have idea them!!. please me solve problem.

this logs file said:

application pool 'sceryemen.com v4.0 (classic)' being automatically disabled due series of failures in process(es) serving application pool.  log name:      application source:        asp.net 4.0.30319.0 date:          4/8/2014 2:22:04 event id:      1309 task category: web event level:         warning keywords:      classic user:          n/a computer:      accu17.denver.wehostwebsites.com description: event code: 3005  event message: unhandled exception has occurred.  event time: 4/8/2014 2:22:04  event time (utc): 4/8/2014 8:22:04  event id: a1d9a08b129642d8afd284051089ca09  event sequence: 1394  event occurrence: 4  event detail code: 0   application information:      application domain: /lm/w3svc/280/root-1-130414157749022422      trust level: full      application virtual path: /      application path: c:\hostingspaces\sceryeme\sceryemen.com\wwwroot\      machine name: accu17   process information:      process id: 23016      process name: w3wp.exe      account name: accu17\sceryemencom_web   exception information:      exception type: httpexception      exception message: potentially dangerous request.path value detected client (&).    @ system.web.httprequest.validateinputifrequiredbyconfig()    @ system.web.httpapplication.executestep(iexecutionstep step, boolean& completedsynchronously)    request information:      request url: http://sceryemen.com/assets/js/flexdropdown.jsbin/getcdndnsaat2g62jnxaw3zxz&video_id=ldrkwjpo2xa      request path: /assets/js/flexdropdown.jsbin/getcdndnsaat2g62jnxaw3zxz&video_id=ldrkwjpo2xa      user host address: 50.57.104.33      user:       authenticated: false      authentication type:       thread account name: accu17\sceryemencom_web   thread information:      thread id: 27      thread account name: accu17\sceryemencom_web      impersonating: false      stack trace:    @ system.web.httprequest.validateinputifrequiredbyconfig()    @ system.web.httpapplication.executestep(iexecutionstep step, boolean& completedsynchronously)   custom event details: event xml: <event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">   <system>     <provider name="asp.net 4.0.30319.0" />     <eventid qualifiers="32768">1309</eventid>     <level>3</level>     <task>3</task>     <keywords>0x80000000000000</keywords>     <timecreated systemtime="2014-04-08t08:22:04.000000000z" />     <eventrecordid>1448969</eventrecordid>     <channel>application</channel>     <computer>accu17.denver.wehostwebsites.com</computer>     <security />   </system>   <eventdata>     <data>3005</data>     <data>an unhandled exception has occurred.</data>     <data>4/8/2014 2:22:04 am</data>     <data>4/8/2014 8:22:04 am</data>     <data>a1d9a08b129642d8afd284051089ca09</data>     <data>1394</data>     <data>4</data>     <data>0</data>     <data>/lm/w3svc/280/root-1-130414157749022422</data>     <data>full</data>     <data>/</data>     <data>c:\hostingspaces\sceryeme\sceryemen.com\wwwroot\</data>     <data>accu17</data>     <data>     </data>     <data>23016</data>     <data>w3wp.exe</data>     <data>accu17\sceryemencom_web</data>     <data>httpexception</data>     <data>a potentially dangerous request.path value detected client (&amp;).    @ system.web.httprequest.validateinputifrequiredbyconfig()    @ system.web.httpapplication.executestep(iexecutionstep step, boolean&amp; completedsynchronously)  </data>     <data>http://sceryemen.com/assets/js/flexdropdown.jsbin/getcdndnsaat2g62jnxaw3zxz&amp;video_id=ldrkwjpo2xa</data>     <data>/assets/js/flexdropdown.jsbin/getcdndnsaat2g62jnxaw3zxz&amp;video_id=ldrkwjpo2xa</data>     <data>50.57.104.33</data>     <data>     </data>     <data>false</data>     <data>     </data>     <data>accu17\sceryemencom_web</data>     <data>27</data>     <data>accu17\sceryemencom_web</data>     <data>false</data>     <data>   @ system.web.httprequest.validateinputifrequiredbyconfig()    @ system.web.httpapplication.executestep(iexecutionstep step, boolean&amp; completedsynchronously) </data>   </eventdata> </event>

a simple method doesn't involve code changes turn rapid fail protection off on application pool hosting application. iis defaults maximum failure rate 30 minutes 30. after that, application pool gets shut down , 503. turning off rapid fail protection @ least beyond application killing process.


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