@charger yes it is connected via Bluetooth, and before I changed the driver I had the exakt issu as described here. Now I can connect and disconnect  and connect again and working
Best posts made by MatsO
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    RE: Bluetooth disable ertm not workingposted in GamePad/GPIO/USB encoder
Latest posts made by MatsO
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    RE: Bluetooth disable ertm not workingposted in GamePad/GPIO/USB encoder@charger it's a Sony PS3 DualShock 3 controller model no. CECHZC2E. Sorry to hear that it's not working for you  
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    RE: Bluetooth disable ertm not workingposted in GamePad/GPIO/USB encoder@charger yes it is connected via Bluetooth, and before I changed the driver I had the exakt issu as described here. Now I can connect and disconnect and connect again and working  
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    RE: Bluetooth disable ertm not workingposted in GamePad/GPIO/USB encoderI had the same problem, then I changed to system driver instead of auto in controller settings then I rebooted now it works for me. 
 I have a rpi4 with recalbox 8 and a PS3 controller
 Hope it works for someone else