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I found a thread on the Microsoft Community Forums (Googled) where person had same problem and found to be the MBAM Service.
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If we reboot the machine it works fine for first time again, any retries and no-go. Opening properties it says that the driver cannot be loaded because there is already an instance in memory. A re-insert gives us a bad "bong" and when we look into device manager the Alcor Micro USB 2.0 Card Reader has yellow exclamation point. We noticed that when we insert a SD card it works on first try. This thread is about four HP DM4 laptops we have. Had one issue on the Lenovo B570s in that MBAM conflicts with the Lenovo Security Center & Port Blocker Software.we are going to uninstall the Lenovo stuff and ems this is known issue. OK, installed MBAM PRO on a lot of laptops.DELLS, HPs, Lenovos.
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