As a possible remediation, please consider
- wiping device as well as re-adding user in BB manager before doing enterprise actvation.
- at the User level, select the Edit Properties tasks menu. Select the IT Policy setting from the Properties menu. If the IT policy is assigned at the User level it should not generate the error message mentioned above.
- also upgrading BES to version 4.1.5 or later may help
Please see articles below for more information on this issue. In addition, if solution is not found based on articles, we may need to ask to post portion of MAGT log file obtained at the time of activation.
70 Processing Stopped: Invalid Pin - BlackBerry® Enterprise Solution - BlackBerry Support Community Forums KB16016 - "70 Processing Stopped: Invalid PIN" appears in the IT Policy Status ... - Port3101.org : Your BES Connection