trying to install scm v2 beta. first i got 1603 error and had to set public='%systemroot%'. now i get 1603 and log file states the following
SearchRegKeyForSqlServer: Successfully determined instance is installed.
DropDatabase: Custom Action Data. DBMASTER pcname\MicrosoftSCM master
ConnectDatabase: server Name before checking for Default Inatance . pcname\MicrosoftSCM
ConnectDatabase: server Name . pcname\MicrosoftSCM
ConnectDatabase: database Name . master
ConnectDatabase: Failed to initialize database connection. Error Code: 0x80004005. . Additional Error Description : Invalid connection.
DropDatabase: ConnectDatabase returned error. Error Code: 0x80004005.
MSI (s) (20!D8) [14:14:46:281]: Product: Microsoft Security Compliance Manager -- Error 25157. Failed to drop database. Error Code: -2147467259 ([DBNETLIB][ConnectionOpen (ParseConnectParams()).]Invalid connection.).
Error 25157. Failed to drop database. Error Code: -2147467259 ([DBNETLIB][ConnectionOpen (ParseConnectParams()).]Invalid connection.).
Action ended 14:14:47: INSTALL. Return value 3.
I have admin rights to the pc