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Tech Notes

Tech Note: 152

SYSPERFDATAIMPORTTHREADCOUNT and SYSPERFDATAIMPORTHANDLECOUNT Historian System Tags Missing

[vc_row][vc_column][vc_column_text] SUMMARY The following OCMC Logger info messages may be encountered on a new Historian Server: SYSPERFDATAIMPORTTHREADCOUNT Tag not found SYSPERFDATAIMPORTHANDLECOUNT [/vc_column_text][vc_single_image image="30686" img_size="full" css=".vc_custom_1733851217073{padding-top: 10px !important;padding-bottom: 20px !important;}"][vc_column_text]This tech note will provide steps to troubleshoot and resolve the issue.[/vc_column_text][vc_column_text] APPLIES TO AVEVA Historian Server [/vc_column_text][edgtf_separator type="full-width" color="#000000" thickness="1px" bottom_margin="30px"][vc_column_text] PROCEDURE In the Historian 2023 R2 versions, upon installation the Historian system tags SYSPERFDATAIMPORTTHREADCOUNT and SYSPERFDATAIMPORTHANDLECOUNT may be missing. To re-insert these tags, shutdown the Historian Server then execute the following SQL query against the Runtime Database:[/vc_column_text][vc_column_text]Shutdown the Historian Server Navigate to the OCMC -> Historian -> Historian Groups -> <Historian Name> -> Management Configuration > Status (right click) ->...

Tech Note: 151

AVEVA Edge: Viewer module could not connect to the Run-Time

The following error may be encountered on a computer running AVEVA Edge HMI (or Indusoft Web Studio):
The Viewer module could not connect to the Run-Time. Please check if the runtime is running and that you are connecting with a compatible version.

This tech note provides steps to troubleshoot and resolve the issue.

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Tech Note: 149

Unblocking Downloaded Files in Windows

Windows has a security feature that blocks files downloaded from the internet to protect your system from potentially malicious content. When a file is blocked, it can prevent you from opening or executing it, which can be inconvenient if you know the file is safe. Unblocking the file tells Windows that you trust the source and are allowing it to be used on your computer.

This tech note will guide you through the process of unblocking a downloaded file.

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Tech Note: 147

How to find the Galaxy Name using a .cab file

When creating a backup of a galaxy (.cab file), the default file name is the name of the galaxy being backed up, but the name can be modified if desired.

If you are maintaining backups of multiple galaxies with modified file names, it can become unclear which backup belongs to which galaxy.  The process below can be used to determine the name of the galaxy used to create the .cab file.

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Tech Note: 145

Potential Failure in Detecting Certain Alarms

AVEVA has identified an issue with System Platform 2023 and System Platform 2023R2.

AVEVA is releasing hotfixes for each of the affected versions. Details can be found in the table below.  AVEVA strongly recommends that users install the appropriate hotfix as soon as possible.

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