Nop it's not working, i have the same error :
<TX>05:24:48.14 COM3 ZDO_MGMT_PERMIT_JOIN_REQUEST (0x2536)
DstAddr: 0x0000
Duration: 0xFF
TCSignificance: 0x00
<RX>05:24:48.16 COM3 ZDO_MGMT_PERMIT_JOIN_REQ_SRSP (0x6536)
Status: ZNWK_INVALID_REQUEST (0xC2)
ps : By the way, thanks for taking the time to help me !