How to resolve "Unable to retrieve parent" error message - @ptitude Analyst OPC

Summary

When trying to use the @ptitude Analyst OPC Link Config Tool, there might be an error that it was Unable to retrieve the parent. 

It occurs when the @ptitude Analyst OPC Link Config Tool tool attempts to read from a database with multiple hierarchies with no default system.diagnostic switches set in the config file.

Unable to retrieve parent.

at SKF.RS.AddOnSDK.Utilities.ErrorHandler.Fail(String iMessage)

at SKF.RS.AddOnSDK.HierarchyData.HierarchyNode.Get_Sibling(Boolean iNextSibling)

at SKF.RS.AddOnSDK.HierarchyData.HierarchyNodeCollection.MoveNext()

at SKFAptitudeAnalystOPCLinkConfigTool.formConfigureLink.InitiateTreeEntries()

at SKFAptitudeAnalystOPCLinkConfigTool.formConfigureLink..ctor(AptAnalystOPCLink iLink)

at SKFAptitudeAnalystOPCLinkConfigTool.formMain.btnAdd_Click(Object sender, EventArgs e)

Solution

1. Open the SKFAptitudeAnalystOPCLinkConfigTool.exe.config file in notepad
   

2. Default location of the file is C:\Program Files (x86)\SKF-RS\SKF @ptitude Analyst\

3. Add the following lines between the </startup> and </configuration> tag:

 <system.diagnostics>
<switches>
<add name="enableAssert" value="0" />
<add name="enableMail" value="0" />
<add name="enableEventLog" value="3" />
</switches>
</system.diagnostics>

The file should look like this:

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