I followed the instruction for upgrade Umbraco 7.3.0 to 7.3.1 Everything was fine during the upgrade.

I have this error ...

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.Data.SqlClient.SqlException: Invalid column name 'helpText'.

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:

[SqlException (0x80131904): Invalid column name 'helpText'.] System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action1 wrapCloseInAction) +2418094 System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection, Action1 wrapCloseInAction) +5694436 System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) +285 System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) +3731 System.Data.SqlClient.SqlDataReader.TryConsumeMetaData() +58 System.Data.SqlClient.SqlDataReader.getMetaData() +89 System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString) +379 System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds, Boolean describeParameterEncryptionRequest) +2064 System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource1 completion, Int32 timeout, Task& task, Boolean asyncWrite) +375 System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +53 System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +240 System.Data.SqlClient.SqlCommand.ExecuteDbDataReader(CommandBehavior behavior) +41 System.Data.Common.DbCommand.ExecuteReader(CommandBehavior behavior) +12 StackExchange.Profiling.Data.ProfiledDbCommand.ExecuteDbDataReader(CommandBehavior behavior) +68 System.Data.Common.DbCommand.System.Data.IDbCommand.ExecuteReader() +14 Umbraco.Core.Persistence.<>c__DisplayClass4.<ExecuteReaderWithRetry>b__3() +98 Umbraco.Core.Persistence.FaultHandling.RetryPolicy.ExecuteAction(Func1 func) +170 Umbraco.Core.Persistence.PetaPocoCommandExtensions.ExecuteReaderWithRetry(IDbCommand command, RetryPolicy cmdRetryPolicy, RetryPolicy conRetryPolicy) +118 Umbraco.Core.Persistence.PetaPocoCommandExtensions.ExecuteReaderWithRetry(IDbCommand command, RetryPolicy retryPolicy) +52 Umbraco.Core.Persistence.PetaPocoCommandExtensions.ExecuteReaderWithRetry(IDbCommand command) +48 Umbraco.Core.Persistence.1c1.MoveNext() +169 System.Collections.Generic.List1..ctor(IEnumerable1 collection) +387 System.Linq.Enumerable.ToList(IEnumerable1 source) +58 Umbraco.Core.Persistence.Database.Fetch(Func4 cb, Sql sql) +126 Umbraco.Core.Persistence.Repositories.MemberTypeRepository.PerformGetAll(Int32[] ids) +403 Umbraco.Core.Persistence.Repositories.RepositoryBase2.GetAll(TId[] ids) +1548 Umbraco.Core.Persistence.Repositories.MemberRepository.ProcessQuery(Sql sql) +184 Umbraco.Core.Persistence.Repositories.VersionableRepositoryBase2.GetPagedResultsByQuery(IQuery1 query, Int32 pageIndex, Int32 pageSize, Int32& totalRecords, Tuple2 nodeIdSelect, Func2 processQuery, String orderBy, Direction orderDirection, Func1 defaultFilter) +1148 Umbraco.Core.Persistence.Repositories.MemberRepository.GetPagedResultsByQuery(IQuery1 query, Int32 pageIndex, Int32 pageSize, Int32& totalRecords, String orderBy, Direction orderDirection, String filter) +528 Umbraco.Core.Services.MemberService.GetAll(Int32 pageIndex, Int32 pageSize, Int32& totalRecords) +84 UmbracoExamine.UmbracoMemberIndexer.PerformIndexAll(String type) +477 Examine.LuceneEngine.Providers.LuceneIndexer.IndexAll(String type) +126 UmbracoExamine.BaseUmbracoIndexer.IndexAll(String type) +29 UmbracoExamine.BaseUmbracoIndexer.PerformIndexRebuild() +80 Examine.LuceneEngine.Providers.LuceneIndexer.RebuildIndex() +92 UmbracoExamine.UmbracoContentIndexer.RebuildIndex() +53 Umbraco.Web.WebBootManager.Complete(Action`1 afterComplete) +238 Umbraco.Core.UmbracoApplicationBase.StartApplication(Object sender, EventArgs e) +158 Umbraco.Core.UmbracoApplicationBase.ApplicationStart(Object sender, EventArgs e) +9

[HttpException (0x80004005): Invalid column name 'helpText'.] System.Web.HttpApplicationFactory.EnsureAppStartCalledForIntegratedMode(HttpContext context, HttpApplication app) +9939393 System.Web.HttpApplication.RegisterEventSubscriptionsWithIIS(IntPtr appContext, HttpContext context, MethodInfo[] handlers) +118 System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +172 System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +352 System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +296

[HttpException (0x80004005): Invalid column name 'helpText'.] System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +9920756 System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +101 System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +261

Someone can help me to find why I have this error ?