After Upgrade to 8.2, organization is giving Exception message: An item with the same key has already been added

An organization is upgraded to 8.2.2.112 which is the new version.

It works for a while and then it stops and it puts this message to event viewer? What can it be. In test environment it does work without any problem.

Event code: 3005

Event message: An unhandled exception has occurred.

Event time: 3/14/2018 3:08:12 PM

Event time (UTC): 3/14/2018 12:08:12 PM

Event ID: e6edc46fc5d94ebaada29790f8f69fc1

Event sequence: 15805

Event occurrence: 26

Event detail code: 0

Application information:

Application domain: /LM/W3SVC/1/ROOT-1-131654847287098552

Trust level: Full

Application Virtual Path: /

Application Path: C:\Program Files\Microsoft Dynamics CRM\CRMWeb\

Process information:

Process ID: 2556

Process name: w3wp.exe

Exception information:

Exception type: ArgumentException

Exception message: An item with the same key has already been added.

at System.ThrowHelper.ThrowArgumentException(ExceptionResource resource)

at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)

at Microsoft.Crm.Metadata.PreloadedOptionSetMetadataDataProvider.LoadNormalOptions(IPreloadedMetadataInitializationContext context, Boolean initializeEnumOptionProvider)

at Microsoft.Crm.Metadata.PreloadedMetadataCacheDataProvider.InitializeOptionSets(IPreloadedMetadataInitializationContext context, LoadMasks masks, IOrganizationContext organizationContext)

at Microsoft.Crm.Metadata.PreloadedMetadataCacheDataProvider.Initialize(IOrganizationContext organizationContext, MetadataContainer container, LoadMasks masks)

at Microsoft.Crm.Metadata.MultiOrgSharableMetadataCacheLoader.CreateMetadataCacheDataProvider(MetadataContainer container, LoadMasks masks, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheLoader.BuildMetadataCacheFromMetadataContainer(MetadataContainer container, LoadMasks masks, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheLoader.LoadCacheFromDatabaseInternal(LoadMasks masks, CrmDbConnection connection, CrmTransaction transaction, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheLoader.LoadCacheFromDatabase(LoadMasks masks, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheFactory.LoadMetadataCache(LoadMethod method, CacheType type, IOrganizationContext context)

at Microsoft.Crm.Metadata.MetadataCache.LoadCache(IOrganizationContext context, Boolean fileOnlyIfExists)

at Microsoft.Crm.Metadata.MetadataCache.GetInstance(IOrganizationContext context)

at Microsoft.Crm.Caching.UserDataCacheLoader.LoadCacheData(Guid key, ExecutionContext context)

at Microsoft.Crm.Caching.ObjectModelCacheLoader`2.LoadCacheData(TKey key, IOrganizationContext context)

at Microsoft.Crm.Caching.CrmMultiOrgCacheBase`2.CreateEntry(TKey key, IOrganizationContext context)

at Microsoft.Crm.Caching.CrmMultiOrgCacheBase`2.LookupEntry(TKey key, IOrganizationContext context)

at Microsoft.Crm.Authentication.UserManagementFactory.UpdateAccessTime(Guid userId, UserAuthenticationAccessType accessType, DateTime accessTime, IOrganizationContext context)

at Microsoft.Crm.Authentication.UserManagementFactory.UpdateAccessTime(Guid userId, Guid organizationId, UserAuthenticationAccessType accessType, DateTime accessTime)

at Microsoft.Crm.Authentication.ClaimsIdentityAuthorizationManager.CheckAccess(AuthorizationContext context)

at Microsoft.Crm.Authentication.Claims.CrmSessionAuthenticationManager.AuthenticateSessionSecurityToken(SessionSecurityToken sessionToken, Boolean writeCookie)

at System.IdentityModel.Services.SessionAuthenticationModule.OnAuthenticateRequest(Object sender, EventArgs eventArgs)

at Microsoft.Crm.Authentication.Claims.CrmSessionAuthenticationManager.OnAuthenticateRequest(Object sender, EventArgs args)

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.bulutcrm.com:443/default.aspx

Request path: /default.aspx

User:

Is authenticated: False

Authentication Type:

Thread information:

Thread ID: 40

Thread account name: kkk

Is impersonating: False

Stack trace: at System.ThrowHelper.ThrowArgumentException(ExceptionResource resource)

at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)

at Microsoft.Crm.Metadata.PreloadedOptionSetMetadataDataProvider.LoadNormalOptions(IPreloadedMetadataInitializationContext context, Boolean initializeEnumOptionProvider)

at Microsoft.Crm.Metadata.PreloadedMetadataCacheDataProvider.InitializeOptionSets(IPreloadedMetadataInitializationContext context, LoadMasks masks, IOrganizationContext organizationContext)

at Microsoft.Crm.Metadata.PreloadedMetadataCacheDataProvider.Initialize(IOrganizationContext organizationContext, MetadataContainer container, LoadMasks masks)

at Microsoft.Crm.Metadata.MultiOrgSharableMetadataCacheLoader.CreateMetadataCacheDataProvider(MetadataContainer container, LoadMasks masks, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheLoader.BuildMetadataCacheFromMetadataContainer(MetadataContainer container, LoadMasks masks, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheLoader.LoadCacheFromDatabaseInternal(LoadMasks masks, CrmDbConnection connection, CrmTransaction transaction, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheLoader.LoadCacheFromDatabase(LoadMasks masks, CounterList counter)

at Microsoft.Crm.Metadata.DynamicMetadataCacheFactory.LoadMetadataCache(LoadMethod method, CacheType type, IOrganizationContext context)

at Microsoft.Crm.Metadata.MetadataCache.LoadCache(IOrganizationContext context, Boolean fileOnlyIfExists)

at Microsoft.Crm.Metadata.MetadataCache.GetInstance(IOrganizationContext context)

at Microsoft.Crm.Caching.UserDataCacheLoader.LoadCacheData(Guid key, ExecutionContext context)

at Microsoft.Crm.Caching.ObjectModelCacheLoader`2.LoadCacheData(TKey key, IOrganizationContext context)

at Microsoft.Crm.Caching.CrmMultiOrgCacheBase`2.CreateEntry(TKey key, IOrganizationContext context)

at Microsoft.Crm.Caching.CrmMultiOrgCacheBase`2.LookupEntry(TKey key, IOrganizationContext context)

at Microsoft.Crm.Authentication.UserManagementFactory.UpdateAccessTime(Guid userId, UserAuthenticationAccessType accessType, DateTime accessTime, IOrganizationContext context)

at Microsoft.Crm.Authentication.UserManagementFactory.UpdateAccessTime(Guid userId, Guid organizationId, UserAuthenticationAccessType accessType, DateTime accessTime)

at Microsoft.Crm.Authentication.ClaimsIdentityAuthorizationManager.CheckAccess(AuthorizationContext context)

at Microsoft.Crm.Authentication.Claims.CrmSessionAuthenticationManager.AuthenticateSessionSecurityToken(SessionSecurityToken sessionToken, Boolean writeCookie)

at System.IdentityModel.Services.SessionAuthenticationModule.OnAuthenticateRequest(Object sender, EventArgs eventArgs)

at Microsoft.Crm.Authentication.Claims.CrmSessionAuthenticationManager.OnAuthenticateRequest(Object sender, EventArgs args)

at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()

at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)