VS2019 preview is apparently not supported yet.
I get this error in the log:
2018-12-07 15:44:15 - The extension with ID 'RelativeNumber.Microsoft.b75ccaea-70c1-475c-9cb7-ddb84ea9d43c' is not installed to Microsoft Visual Studio Enterprise 2019.
2018-12-07 15:44:18 - Extension cannot be installed to the following products due to missing prerequisites:
2018-12-07 15:44:18 - Microsoft Visual Studio Enterprise 2019
2018-12-07 15:44:18 - -------------------------------------------------------
2018-12-07 15:44:18 - Identifier : Microsoft.VisualStudio.Component.CoreEditor
2018-12-07 15:44:18 - Name : Visual Studio core editor
2018-12-07 15:44:18 - Version : [15.0,16.0)
2018-12-07 15:44:18 - Error : The prerequisite version specified does not match the version installed
2018-12-07 15:44:18 -
2018-12-07 15:44:18 - System.InvalidOperationException: No modifications could be applied.
at VSIXInstaller.MultipleChangePage..ctor(ExtensionData data)
at VSIXInstaller.LoadingPage.<>c__DisplayClass15_1.<OnLoaded>b__2()
--- End of stack trace from previous location where exception was thrown ---
at Microsoft.VisualStudio.Telemetry.WindowsErrorReporting.WatsonReport.GetClrWatsonExceptionInfo(Exception exceptionObject)
I manually changed the required version of Microsoft.VisualStudio.Component.CoreEditor to [15.0, 16.0] but that fails too with:
2018-12-07 15:49:55 - Beginning to install extension to Visual Studio Enterprise 2019 Preview...
2018-12-07 15:49:57 - Install Error : Microsoft.VisualStudio.ExtensionManager.MissingReferencesException: This extension cannot be installed because the following references are missing:
-Microsoft.VisualStudio.Component.CoreEditor (Microsoft.VisualStudio.Component.CoreEditor)
at Microsoft.VisualStudio.ExtensionManager.EngineUtilities.EnsureNoMissingReferences(IEnumerable`1 missingRefs)
at Microsoft.VisualStudio.ExtensionManager.PackageInstaller.PrepareEngineInstall(IDependencyGraph dGraph, IDependencyComparisonSeed seed, Component vsCompPkg, Boolean isProductComponent, Int32& totalInstallationSteps)
at Microsoft.VisualStudio.ExtensionManager.ExtensionEngineImpl.PerformSetupEngineInstall(InstallableExtensionImpl extension, Boolean installPerMachine, Boolean isPackComponent, IDictionary`2 extensionsInstalledSoFar, List`1 extensionsUninstalledSoFar, IInstalledExtensionList modifiedInstalledExtensionsList, IProgress`1 progress, InstallFlags installFlags, AsyncOperation asyncOp, Version targetedVsVersion, IInstalledExtension& newExtension)
at Microsoft.VisualStudio.ExtensionManager.ExtensionEngineImpl.InstallInternal(InstallableExtensionImpl extension, InstallFlags installFlags, IDictionary`2 extensionsInstalledSoFar, List`1 extensionsUninstalledSoFar, IInstalledExtensionList modifiedInstalledExtensionsList, AsyncOperation asyncOp, IProgress`1 progress, Version targetedVsVersion)
at Microsoft.VisualStudio.ExtensionManager.ExtensionEngineImpl.BeginInstall(IInstallableExtension installableExtension, InstallFlags installFlags, AsyncOperation asyncOp, Version targetedVsVersion)
at Microsoft.VisualStudio.ExtensionManager.ExtensionEngineImpl.InstallWorker(IInstallableExtension extension, InstallFlags installFlags, AsyncOperation asyncOp)
VS2019 preview is apparently not supported yet. I get this error in the log:
I manually changed the required version of
Microsoft.VisualStudio.Component.CoreEditor
to[15.0, 16.0]
but that fails too with: