Hello,
This may be related with when you start many Microsoft COM+ applications manually from the Component Services Microsoft Management Console (MMC) snap-in where each COM+ application is running under a different user account, you may receive this error message, more information you can refer to this link: https://learn.microsoft.com/en-us/troubleshoot/windows-server/application-management/error-8008005-when-start-complus-applications
Also you may want to increase the Maximum Number of concurrent instances in COM+ using as reference: https://learn.microsoft.com/en-us/troubleshoot/system-center/orchestrator/increase-maximum-number-concurrent-policy-instances
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