Export-ModernPublicFolderStatistics.ps1 is not working in Exchange Server 2019

Symptoms

The Export-ModernPublicFolderStatistics.ps1 script doesn’t work in Microsoft Exchange Server 2019, and you receive an error message that resembles the following:

      

Resolution

To fix this issue, install the Cumulative Update 5 for Exchange Server 2019 or a later cumulative update for Exchange Server 2019.

References

Learn about the terminology that Microsoft uses to describe software updates.

Workaround

To work around this issue, update the script with below changes:

$script:Exchange16MajorVersion = 15;

$script:Exchange16MinorVersion = 1;

$script:Exchange16CUBuild = 669;

$script:Exchange17MajorVersion = 15;

$script:Exchange17MinorVersion = 2;

$script:Exchange17CUBuild = 196;

      

And

$hasMinE16Version = (($version.Major -eq $script:Exchange16MajorVersion) -and

($version.Minor -eq $script:Exchange16MinorVersion) -and

($version.Build -ge $script:Exchange16CUBuild));

$hasMinE17Version = (($version.Major -eq $script:Exchange17MajorVersion) -and

($version.Minor -eq $script:Exchange17MinorVersion) -and

($version.Build -ge $script:Exchange17CUBuild));

if (!$hasMinE15Version -and !$hasMinE16Version -and !$hasMinE17Version)

{

$failedServers += $server.Fqdn;
}