Hi, I have recently upgraded Umbraco version from 7.5.14 to 7.10.3. It works like a charm. However, When I am trying to access Contour dashboard, I am getting following error:

Server Error in '/' Application.
There is already an open DataReader associated with this Command which must be closed first.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: System.InvalidOperationException: There is already an open DataReader associated with this Command which must be closed first.

Source Error: 

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

    Stack Trace: 


    [InvalidOperationException: There is already an open DataReader associated with this Command which must be closed first.]
       System.Data.SqlClient.SqlInternalConnectionTds.ValidateConnectionForExecute(SqlCommand command) +6733633
       System.Data.SqlClient.SqlCommand.ValidateCommand(String method, Boolean async) +308
       System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean asyncWrite) +151
       System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +107
       System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +288
       System.Data.SqlClient.SqlCommand.ExecuteReader() +302
       Microsoft.ApplicationBlocks.Data.SqlHelper.ExecuteReader(SqlConnection connection, SqlTransaction transaction, CommandType commandType, String commandText, SqlParameter[] commandParameters, SqlConnectionOwnership connectionOwnership) +196
       umbraco.DataLayer.SqlHelpers.SqlServer.SqlServerHelper.ExecuteReader(String commandText, SqlParameter[] parameters) +432
       umbraco.DataLayer.SqlHelper`1.ExecuteReader(String commandText, IParameter[] parameters) +161

    [SqlHelperException: Umbraco Exception (DataLayer): SQL helper exception in ExecuteReader]
       umbraco.DataLayer.SqlHelper`1.ExecuteReader(String commandText, IParameter[] parameters) +361
       Umbraco.Forms.Data.Storage.SettingsStorage.GetSetting(Guid id, String key) in f:\TeamCity\buildAgent\work\429a008aade626fe\Umbraco.Forms.Core\Data\SettingsStorage\SettingsStorage.cs:56
       Umbraco.Forms.Core.Form.CreateFromDataReader(IRecordsReader reader) in f:\TeamCity\buildAgent\work\429a008aade626fe\Umbraco.Forms.Core\Form.cs:98
       Umbraco.Forms.Data.Storage.<>c__DisplayClass2.<GetAllForms>b__0() in f:\TeamCity\buildAgent\work\429a008aade626fe\Umbraco.Forms.Core\Data\FormStorage\FormStorage.cs:52
       Umbraco.Core.<>c__DisplayClass40_0`1.<GetCacheItem>b__0() +15
       Umbraco.Core.Cache.<>c__DisplayClass10_0.<GetSafeLazy>b__0() +35

    [Exception: Exception while creating a value.]
       Umbraco.Core.Cache.HttpRuntimeCacheProvider.GetCacheItem(String cacheKey, Func`1 getCacheItem, Nullable`1 timeout, Boolean isSliding, CacheItemPriority priority, CacheItemRemovedCallback removedCallback, CacheDependency dependency) +878
       Umbraco.Core.CacheHelper.GetCacheItem(String cacheKey, CacheItemPriority priority, CacheItemRemovedCallback refreshAction, CacheDependency cacheDependency, TimeSpan timeout, Func`1 getCacheItem) +402
       umbraco.cms.businesslogic.cache.Cache.GetCacheItem(String cacheKey, Object syncLock, CacheItemPriority priority, CacheItemRemovedCallback refreshAction, TimeSpan timeout, GetCacheItemDelegate`1 getCacheItem) +126
       umbraco.cms.businesslogic.cache.Cache.GetCacheItem(String cacheKey, Object syncLock, CacheItemRemovedCallback refreshAction, TimeSpan timeout, GetCacheItemDelegate`1 getCacheItem) +112
       Umbraco.Forms.Core.Services.CacheService.GetCacheItem(String cacheKey, Object syncLock, TimeSpan timeout, GetCacheItemDelegate`1 getCacheItem) in f:\TeamCity\buildAgent\work\429a008aade626fe\Umbraco.Forms.Core\Services\CacheService\CacheService.cs:62
       Umbraco.Forms.Data.Storage.FormStorage.GetAllForms(Boolean archived) in f:\TeamCity\buildAgent\work\429a008aade626fe\Umbraco.Forms.Core\Data\FormStorage\FormStorage.cs:49
       Umbraco.Forms.UI.Dashboard.FormsDashboard.Page_Load(Object sender, EventArgs e) in f:\TeamCity\buildAgent\work\429a008aade626fe\Umbraco.Forms.UI\Dashboard\FormsDashboard.ascx.cs:53
       System.Web.UI.Control.LoadRecursive() +71
       System.Web.UI.Control.LoadRecursive() +190
       System.Web.UI.Control.LoadRecursive() +190
       System.Web.UI.Control.LoadRecursive() +190
       System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3178