Guten Tag
Ich habe das sogar mit einer neuen VM versucht ohne Office Altlasten. Da kommt die gleiche Fehlermeldung. Hier noch einen Auszug aus dem Log
08/21/2026 15:51:38.149 SETUP (0x1c80) 0xac Click-To-Run 9uj8u Medium C2R::Setup::Parameters::CalculateWildcardCultures {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"CalculateWildcardCultures finished"}"}
08/21/2026 15:51:38.149 SETUP (0x1c80) 0xac Click-To-Run 9uj8t Medium C2R::Setup::Parameters::CalculateC2RClientUICulture {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"CalculateC2RClientUICulture finished"}"}
08/21/2026 15:51:38.149 SETUP (0x1c80) 0xac Click-To-Run 9uj8s Medium C2R::Setup::Parameters::CalculateProductsToAddFromCentennial {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"CalculateProductsToAddFromCentennial finished"}"}
08/21/2026 15:51:38.149 SETUP (0x1c80) 0xac Click-To-Run 95gsh Medium C2R::Setup::Parameters::CalculateProductAdjustments {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"CalculateProductAdjustments finished"}"}
08/21/2026 15:51:38.153 SETUP (0x1c80) 0xac Click-To-Run General Telemetry cqkp3 Medium ChannelCompute::GetExistingChannel {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"Either no installed skus or no existing version"}"}
08/21/2026 15:51:38.153 SETUP (0x1c80) 0xac Click-To-Run General Telemetry cqkp4 Medium ChannelCompute::GetIncomingChannel {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "Valid incoming PB channel type: Monthly."}
08/21/2026 15:51:38.155 SETUP (0x1c80) 0xac Click-To-Run General Telemetry 687ib Medium ChannelCompute::GetIncomingChannel {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"Incoming Channel ID determined","incomingChannel":"2"}"}
08/21/2026 15:51:38.155 SETUP (0x1c80) 0xac Click-To-Run General Telemetry cqkp4 Medium ChannelCompute::GetIncomingChannel {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "Valid incoming PB channel type: Monthly."}
08/21/2026 15:51:38.155 SETUP (0x1c80) 0xac Click-To-Run General Telemetry 687ib Medium ChannelCompute::GetIncomingChannel {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"Incoming Channel ID determined","incomingChannel":"2"}"}
08/21/2026 15:51:38.155 SETUP (0x1c80) 0xac Click-To-Run General Telemetry cqkp3 Medium ChannelCompute::GetExistingChannel {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"Either no installed skus or no existing version"}"}
08/21/2026 15:51:38.155 SETUP (0x1c80) 0xac Click-To-Run General Telemetry cqkp6 Medium ChannelCompute::GetSelectedChannel {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "Set incoming channel by admin/PB is not compatible with incoming set of skus {'Incoming Channel':'Monthly'}"}
08/21/2026 15:51:38.155 SETUP (0x1c80) 0xac Click-To-Run General Telemetry cnp8f Medium ChannelCompute::GetErrorMessageBodyParam {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "Blocking apps: []"}
08/21/2026 15:51:38.157 SETUP (0x1c80) 0xac Click-To-Run c0afm Medium C2R::Setup::PreReqUI<struct IResourceStringLoader>::ShowPrereqFailureDialog {"MachineId": "e23a3006d4824e458d46b02a0f8e1845", "SessionID": "49377170-64af-48ad-9855-ec212910315a", "GeoID": 223, "Ver": "0.0.0.0", "C2RClientVer": "16.0.18526.20168", "ContextData": "{"message":"Showing PreReq Failure Dialog","Header":"Wir können nicht installieren.","Body":"Dieses Produkt kann nicht über den ausgewählten Updatekanal installiert werden. Wenden Sie sich an Ihren Systemadministrator, und versuchen Sie es noch mal.\n\n","URL":"https://officeredir.microsoft.com/r/rlidOfficeWebHelp?p1=OCSAC2RClickToRun&ver=16&clid=1031&helpid=%22192-CHANNEL_COMPUTE-mismatched_channel_set%22&app=webview"}"}
08/21/2026 15:51:38.157 SETUP (0x1c80) 0xac Activity bjtct Medium ActivityStarted {"Name": "Office.ClickToRun.UEX.C2RCustomWindow", "CV": "Eh+FDO+el02U5R6Eiq72Zg.9.2.1", "ProcessIdentifier": "setup.exe_16.0.18526.20168_X86_{0C851F12-9EEF-4D97-94E5-1E848AAEF666}"}
08/21/2026 15:51:38.157 SETUP (0x1c80) 0xac Activity bjtcv Medium ActivityDetached {"Name": "Office.ClickToRun.UEX.C2RCustomWindow", "CV": "Eh+FDO+el02U5R6Eiq72Zg.9.2.1", "ProcessIdentifier": "setup.exe_16.0.18526.20168_X86_{0C851F12-9EEF-4D97-94E5-1E848AAEF666}"}
08/21/2026 15:51:38.170 SETUP (0x1c80) 0xac Activity bjtcu Medium ActivityAttached {"Name": "Office.ClickToRun.UEX.C2RCustomWindow", "CV": "Eh+FDO+el02U5R6Eiq72Zg.9.2.1", "ProcessIdentifier": "setup.exe_16.0.18526.20168_X86_{0C851F12-9EEF-4D97-94E5-1E848AAEF666}"}
08/21/2026 15:51:38.170 SETUP (0x1c80) 0xac Activity bjtcv Medium ActivityDetached {"Name": "Office.ClickToRun.UEX.C2RCustomWindow", "CV": "Eh+FDO+el02U5R6Eiq72Zg.9.2.1", "ProcessIdentifier": "setup.exe_16.0.18526.20168_X86_{0C851F12-9EEF-4D97-94E5-1E848AAEF666}"}
08/21/2026 15:51:42.999 SETUP (0x1c80) 0xac Activity bjtcu Medium ActivityAttached {"Name": "Office.ClickToRun.UEX.C2RCustomWindow", "CV": "Eh+FDO+el02U5R6Eiq72Zg.9.2.1", "ProcessIdentifier": "setup.exe_16.0.18526.20168_X86_{0C851F12-9EEF-4D97-94E5-1E848AAEF666}"}
08/21/2026 15:51:42.999 SETUP (0x1c80) 0xac Activity bjtcw Medium ActivityEnded {"Name": "Office.ClickToRun.UEX.C2RCustomWindow", "CV": "Eh+FDO+el02U5R6Eiq72Zg.9.2.1", "ProcessIdentifier": "setup.exe_16.0.18526.20168_X86_{0C851F12-9EEF-4D97-94E5-1E848AAEF666}"}