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EWSoftware / SHFB

Sandcastle Help File Builder (SHFB). A standalone GUI, Visual Studio integration package, and MSBuild tasks providing full configuration and extensibility for building help files with the Sandcastle tools.
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Presentation Style VS2013 Gives NullRef error #571

Closed Gerolkae closed 6 years ago

Gerolkae commented 6 years ago

Severity Code Description Project File Line Suppression State Error Unexpected error while executing plug-in 'Lightweight Website Style': System.AggregateException: One or more errors occurred. ---> System.NullReferenceException: Object reference not set to an instance of an object. Furcadia Framework Help SHFB 0

I am using the Current Version of SandCastle msbuild tools 2015 installed I'm using VS 2017

Log from Sandastle

SHFB: Error BE0029: Unexpected error while executing plug-in 'Lightweight Website Style': System.AggregateException: One or more errors occurred. ---> System.NullReferenceException: Object reference not set to an instance of an object. at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.GenerateTocAncestor(XElement ancestor, Int32 level, Boolean expanded) at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.<>cDisplayClass7_0.b0(XElement element) at System.Threading.Tasks.Parallel.<>cDisplayClass17_0`1.b1() at System.Threading.Tasks.Task.InnerInvokeWithArg(Task childTask) at System.Threading.Tasks.Task.<>cDisplayClass176_0.b0(Object ) --- End of inner exception stack trace --- at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions) at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken) at System.Threading.Tasks.Parallel.ForWorker[TLocal](Int32 fromInclusive, Int32 toExclusive, ParallelOptions parallelOptions, Action1 body, Action2 bodyWithState, Func4 bodyWithLocal, Func1 localInit, Action1 localFinally) at System.Threading.Tasks.Parallel.ForEachWorker[TSource,TLocal](IEnumerable1 source, ParallelOptions parallelOptions, Action1 body, Action2 bodyWithState, Action3 bodyWithStateAndIndex, Func4 bodyWithStateAndLocal, Func5 bodyWithEverything, Func1 localInit, Action1 localFinally) at System.Threading.Tasks.Parallel.ForEach[TSource](IEnumerable1 source, ParallelOptions parallelOptions, Action`1 body) at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.Execute(ExecutionContext context) at SandcastleBuilder.Utils.BuildEngine.BuildProcess.ExecutePlugIns(ExecutionBehaviors behavior) ---> (Inner Exception #0) System.NullReferenceException: Object reference not set to an instance of an object. at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.GenerateTocAncestor(XElement ancestor, Int32 level, Boolean expanded) at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.<>cDisplayClass7_0.b0(XElement element) at System.Threading.Tasks.Parallel.<>cDisplayClass17_0`1.b1() at System.Threading.Tasks.Task.InnerInvokeWithArg(Task childTask) at System.Threading.Tasks.Task.<>cDisplayClass176_0.b0(Object )<---

at SandcastleBuilder.Utils.BuildEngine.BuildProcess.ExecutePlugIns(ExecutionBehaviors behavior) at SandcastleBuilder.Utils.BuildEngine.BuildProcess.GenerateWebsite() at SandcastleBuilder.Utils.BuildEngine.BuildProcess.Build()

One or more errors occurred. at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions) at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken) at System.Threading.Tasks.Parallel.ForWorker[TLocal](Int32 fromInclusive, Int32 toExclusive, ParallelOptions parallelOptions, Action1 body, Action2 bodyWithState, Func4 bodyWithLocal, Func1 localInit, Action1 localFinally) at System.Threading.Tasks.Parallel.ForEachWorker[TSource,TLocal](IEnumerable1 source, ParallelOptions parallelOptions, Action1 body, Action2 bodyWithState, Action3 bodyWithStateAndIndex, Func4 bodyWithStateAndLocal, Func5 bodyWithEverything, Func1 localInit, Action1 localFinally) at System.Threading.Tasks.Parallel.ForEach[TSource](IEnumerable1 source, ParallelOptions parallelOptions, Action`1 body) at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.Execute(ExecutionContext context) at SandcastleBuilder.Utils.BuildEngine.BuildProcess.ExecutePlugIns(ExecutionBehaviors behavior)

Object reference not set to an instance of an object. at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.GenerateTocAncestor(XElement ancestor, Int32 level, Boolean expanded) at SandcastleBuilder.PlugIns.LightweightWebsiteStylePlugIn.<>cDisplayClass7_0.b0(XElement element) at System.Threading.Tasks.Parallel.<>cDisplayClass17_0`1.b1() at System.Threading.Tasks.Task.InnerInvokeWithArg(Task childTask) at System.Threading.Tasks.Task.<>c__DisplayClass176_0.b__0(Object )

EWSoftware commented 6 years ago

This appears to be a duplicate of #556 and #559 and a minor point release was issued to correct it. Please make sure you are using the latest release (v2017.12.30.2 not v2017.12.30.0).

If you are using the ".2" version, please attach an example that can be used to duplicate the issue.

Gerolkae commented 6 years ago

OH I didn't recognize 556,