2466142 - "MIME type may not contain reserved characters" error during NTLMv2 authentication

You want to use NTLMv2 authentication with the Axis adapter. You have set up the Axis adapter to use the latest Apache HTTP Core and Client libraries and your communication channel is using the handler com.sap.aii.adapter.axis.ra.transport.ApacheHTTPClientSender. When you try to connect to the endpoint and authenticate with NTLMv2 you get the following error:

Exception caught by adapter framework: Error while invoking HttpClientSender: ; nested exception is: 
java.lang.IllegalArgumentException: MIME type may not contain reserved characters

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• PI Release Independent
• SAP NetWeaver
• SAP Process Integration

SAP NetWeaver 7.0 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP NetWeaver Process Integration 7.1 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 1 for SAP NetWeaver Process Integration 7.1 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

NTLMv2, MIME type, reserved characters, ApacheHTTPClientSender, Apache Commons library, Axis adapter, com.sap.aii.axisproviderlib.sda, com.sap.aii.adapter.axis.ra.transport.ApacheHTTPClientSender, Process Integration 7.0, PI 7.0, PI 7.01, PI 7.02, Process Integration 7.10, PI 7.10, Process Integration 7.11, PI 7.11, Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.40, PI 7.40, PO 7.40, Process Orchestration 7.50, PI 7.50, PO 7.50, NetWeaver, XI , KBA , BC-XI-CON-AXS , Axis Extention for SOAP Adapter , Problem