On our Forms server we are seeing the following error message in the Application Log:

Log Name:      Application
Source:        ASP.NET 4.0.30319.0
Date:          4/13/2015 8:35:48 AM
Event ID:      1309
Task Category: Web Event
Level:         Warning
Keywords:      Classic
User:          N/A
Computer:      xxxx.d91.k12.id.us
Description:
Event code: 3005 Event message: An unhandled exception has occurred. Event time: 4/13/2015 8:35:48 AM Event time (UTC): 4/13/2015 2:35:48 PM Event ID: 82ebb54fdfe941b6ab5aa1bbc0c53b5f Event sequence: 3 Event occurrence: 1 Event detail code: 0  Application information:     Application domain: /LM/W3SVC/5/ROOT/Forms-1-130734093432607218     Trust level: Full     Application Virtual Path: /Forms     Application Path: C:\Program Files\Laserfiche\Laserfiche Forms\Forms\     Machine name: WEB2  Process information:     Process ID: 2924     Process name: w3wp.exe     Account name: IIS APPPOOL\FormsAppPool  Exception information:     Exception type: HttpException     Exception message: Session state has created a session id, but cannot save it because the response was already flushed by the application.
   at System.Web.SessionState.SessionIDManager.SaveSessionID(HttpContext context, String id, Boolean& redirected, Boolean& cookieAdded)
   at System.Web.SessionState.SessionStateModule.DelayedGetSessionId()
   at System.Web.SessionState.SessionStateModule.ReleaseStateGetSessionID()
   at System.Web.SessionState.SessionStateModule.OnReleaseState(Object source, EventArgs eventArgs)
   at System.Web.SessionState.SessionStateModule.OnEndRequest(Object source, EventArgs eventArgs)
   at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

  Request information:     Request URL: https://xxxx:443/Forms/90dayreview?Last_Name_of_Appraisee=CALDERA&First_Name_of_Appraisee=DIANA     Request path: /Forms/90dayreview     User host address: 10.13.0.92     User:      Is authenticated: False     Authentication Type:      Thread account name: IIS APPPOOL\FormsAppPool  Thread information:     Thread ID: 11     Thread account name: IIS APPPOOL\FormsAppPool     Is impersonating: False     Stack trace:    at System.Web.SessionState.SessionIDManager.SaveSessionID(HttpContext context, String id, Boolean& redirected, Boolean& cookieAdded)
   at System.Web.SessionState.SessionStateModule.DelayedGetSessionId()
   at System.Web.SessionState.SessionStateModule.ReleaseStateGetSessionID()
   at System.Web.SessionState.SessionStateModule.OnReleaseState(Object source, EventArgs eventArgs)
   at System.Web.SessionState.SessionStateModule.OnEndRequest(Object source, EventArgs eventArgs)
   at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at 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="2015-04-13T14:35:48.000000000Z" />
    <EventRecordID>3001033</EventRecordID>
    <Channel>Application</Channel>
    <Computer>xxxx.d91.k12.id.us</Computer>
    <Security />
  </System>
  <EventData>
    <Data>3005</Data>
    <Data>An unhandled exception has occurred.</Data>
    <Data>4/13/2015 8:35:48 AM</Data>
    <Data>4/13/2015 2:35:48 PM</Data>
    <Data>82ebb54fdfe941b6ab5aa1bbc0c53b5f</Data>
    <Data>3</Data>
    <Data>1</Data>
    <Data>0</Data>
    <Data>/LM/W3SVC/5/ROOT/Forms-1-130734093432607218</Data>
    <Data>Full</Data>
    <Data>/Forms</Data>
    <Data>C:\Program Files\Laserfiche\Laserfiche Forms\Forms\</Data>
    <Data>WEB2</Data>
    <Data>
    </Data>
    <Data>2924</Data>
    <Data>w3wp.exe</Data>
    <Data>IIS APPPOOL\FormsAppPool</Data>
    <Data>HttpException</Data>
    <Data>Session state has created a session id, but cannot save it because the response was already flushed by the application.
   at System.Web.SessionState.SessionIDManager.SaveSessionID(HttpContext context, String id, Boolean&amp; redirected, Boolean&amp; cookieAdded)
   at System.Web.SessionState.SessionStateModule.DelayedGetSessionId()
   at System.Web.SessionState.SessionStateModule.ReleaseStateGetSessionID()
   at System.Web.SessionState.SessionStateModule.OnReleaseState(Object source, EventArgs eventArgs)
   at System.Web.SessionState.SessionStateModule.OnEndRequest(Object source, EventArgs eventArgs)
   at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean&amp; completedSynchronously)

</Data>
    <Data>https://xxxx:443/Forms/90dayreview?Last_Name_of_Appraisee=CALDERA&amp;First_Name_of_Appraisee=DIANA</Data>
    <Data>/Forms/90dayreview</Data>
    <Data>xx.xx.x.xx</Data>
    <Data>
    </Data>
    <Data>False</Data>
    <Data>
    </Data>
    <Data>IIS APPPOOL\FormsAppPool</Data>
    <Data>11</Data>
    <Data>IIS APPPOOL\FormsAppPool</Data>
    <Data>False</Data>
    <Data>   at System.Web.SessionState.SessionIDManager.SaveSessionID(HttpContext context, String id, Boolean&amp; redirected, Boolean&amp; cookieAdded)
   at System.Web.SessionState.SessionStateModule.DelayedGetSessionId()
   at System.Web.SessionState.SessionStateModule.ReleaseStateGetSessionID()
   at System.Web.SessionState.SessionStateModule.OnReleaseState(Object source, EventArgs eventArgs)
   at System.Web.SessionState.SessionStateModule.OnEndRequest(Object source, EventArgs eventArgs)
   at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean&amp; completedSynchronously)
</Data>
  </EventData>
</Event>

Any ideas on how to fix this? We are on Forms 9.2.1.1069.