I'm experiencing the same issue, but only some times when the module are recovering from deep sleep (the average is +/- 1/30000) This is the error message: rst:0x5 (DEEPSLEEP_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT) flash read err, 1000 ets_main.c 371 ets Jun 8 2016 00:22:57 rst:0x7 (TG0WDT_SYS_RESET...