Server Error in '/' Application.

Value cannot be null.
Parameter name: value

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.ArgumentNullException: Value cannot be null.
Parameter name: value

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:


[ArgumentNullException: Value cannot be null.
Parameter name: value]
   System.Web.Caching.CacheEntry..ctor(String key, Object value, CacheDependency dependency, CacheItemRemovedCallback onRemovedHandler, DateTime utcAbsoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority, Boolean isPublic, CacheInternal cache) +11950998
   System.Web.Caching.CacheInternal.DoInsert(Boolean isPublic, String key, Object value, CacheDependency dependencies, DateTime utcAbsoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority, CacheItemRemovedCallback onRemoveCallback, Boolean replace) +141
   System.Web.Caching.AspNetCache.Insert(String key, Object item, CacheInsertOptions options) +107
   System.Web.Caching.Cache.Insert(String key, Object value, CacheDependency dependencies, DateTime absoluteExpiration, TimeSpan slidingExpiration) +137
   HervErmelo._downloadMP3.getDienst(Object dienstID) in E:\Websites\Hervormd Ermelo\Site 2018\Programming\HervErmelo\HervErmelo\_downloadMP3.aspx.vb:52
   HervErmelo._downloadMP3.doGetKerkDienstDownloadURL(Int32 kerkdienstID) in E:\Websites\Hervormd Ermelo\Site 2018\Programming\HervErmelo\HervErmelo\_downloadMP3.aspx.vb:62
   HervErmelo._downloadMP3.Page_Load(Object sender, EventArgs e) in E:\Websites\Hervormd Ermelo\Site 2018\Programming\HervErmelo\HervErmelo\_downloadMP3.aspx.vb:14
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0