You can download this Hotfix from TIBCO Support Portal (https://support.tibco.com).  You will need to provide your TIBCO Support Portal credentials.  Once logged in you can download the hotfix by selecting the “Downloads” -> “Hotfixes” option, then go to /AvailableDownloads/BusinessEvents/Standard/5.2.2/hotfix-05 to download the Hotfix.

Please refer to the readme attached to the Release announcement article for all issues addressed in this Hotfix.

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Closed Issues in 5.2.2_HF-005 (This Release)
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BE-24306
Extra quotes were appearing in the rule template instance for the String type 
domain model (with numeric values and text with spaces).

BE-24281
In TIBCO BusinessEvents WebStudio, client-side logging was not working. 
This is now fixed. Now, the client side logging is disabled by default. If 
needed, you can enable the client side logging by changing the following 
properties value to "true" in the WebStudio.html file (WebStudio.war): 
 - webstudio_logging_enabled 
 - webstudio_process_logging_enabled
 
BE-24280
In TIBCO BusinessEvents WebStudio, the build and deploy operation on the 
decision table was not picking the project library location configured in the 
RMS.cdd file.

BE-24272
In WebStudio, the connection timeout could not be set using the global variables 
in a secured channel.

BE-24243
Automatic retry count for the HTTP channel could not be configured.
This was fixed. Now, set the retry count in the CDD file using the 
com.tibco.be.http.client.retryCount property.

BE-24215
The log level was changed from TRACE to ERROR for the JMS Channel.

BE-24183
In WebStudio, the dropdowns in rule template views disappeared after closing and 
reopening the rule template view.

BE-24182
In WebStudio, the browser stopped responding when a new business rule was open 
after deployment.

BE-24168
In WebStudio, the business rule failed to open after the "Sync to Repo" operation.

BE-24163
In WebStudio, the validation error was encountered for dateTime fields for the following operators in the When clause:
 - greater than
 - smaller than
 - greater than or equal to
 - smaller than or equal to