Tasks are failing in IBM Case Manager configuration tool with error: Server returned HTTP response code: 400

Problem

While attempting to upgrade the IBM Case Manager version and running the Tasks in the IBM Case Manager configuration tool you see the following output on the screen:

Server returned HTTP response code: 400

Output from the IBM Case Manager configuration tool logs shows: 

INFO Invocation Failure - 400

INFO Server returned HTTP response code: 400 for URL: http://server:9083/navigator/jaxrs/getDesktop?desktop=admin

FINER Fri Jun 05 21:12:14 CDT 2020 THROW

java.io.IOException  thrown while executing method invoke() of com.ibm.ecm.configmgr.app.acm.util.RESTHttpURLConnection

Stack Trace follows (when available):

java.io.IOException: Server returned HTTP response code: 400 for URL: http://server:9083/navigator/jaxrs/getDesktop?desktop=admin

 at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

 at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:88)

 at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:57)

 at java.lang.reflect.Constructor.newInstance(Constructor.java:437)

 at sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:1905)

 at sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:1900)

The SystemOut.log indicates that in the process of getting the response it was passed an IllegalArguement, error parsing media type:

0000010c RequestProces I org.apache.wink.server.internal.RequestProcessor logException The following error occurred during the invocation of the handlers chain: WebApplicationException (400 - Bad Request) with message 'java.lang.IllegalArgumentException: Error parsing media type '*; q=.2'' while processing GET request sent to http://server:9083/navigator/jaxrs/plugin?api=Queue%2FGetFile%2FCheckApp%2F19775%2Ftm000004%2Ftif&plugin=DatacapWebPlugin&action=DatacapWebPluginProxyService&desktop=Checks&dcapplication=CheckApp&repositoryId=CheckApp&security_token=1234566789934211&fileType=IMAGE&time=1591697505410