Due to assortment of problems, a planned VMM Cluster was only created with a single node. When the second node was later added and joined to the cluster, VMM could not be installed.
The following error was believed to be related to the cause:
10:03:15:VMMPostinstallProcessor threw an exception: Threw Exception.Type: System.Runtime.InteropServices.SEHException, Exception.Message: External component has thrown an exception.
10:03:15:StackTrace: at CCertificate.ImportCertificateInMyStoreAndAssociateWithKey(shared_ptr<CCertificate>* , basic_string<unsigned short\,std::char_traits<unsigned short>\,std::allocator<unsigned short> >* , shared_ptr<unsigned char>* , UInt32 )
at Microsoft.VirtualManager.Certificates.CertificateHelper.ImportPangaeaCertForSSLFromKeyContainer(String certSubjectName, String portNumber, Byte[] certBlob)
at Microsoft.VirtualManager.Setup.IndigoCertificateHelper.CreateVMMCertificate()
at Microsoft.VirtualManager.Setup.InstallItemCustomDelegates.PangaeaServerPostinstallProcessor()