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114	114	[[image:https://wiki.dragino.com/images/9/96/FlashLoader-troube_1.png||height="521" width="399"]]
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	116	+(((
116	116	Unable to Load data from this file
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118	118	(((
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119	119	The previous LSN50 firmware file is stored in github. If user use right click ~-~-> Save As to get the hex file. This error will happen. Now the LSN50 firmware file has been moved to [[LSN50 Firmware>>url:http://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Firmware/]] to avoid this happen.
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121	121
122	122	== 3.5 Alternative method to flash via UART ==
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206	206	Click Global Icon
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208		-
209	209	**Step 5**: After click the Global ICon in Step4, The led on the ST-LINK v2 adapter will now blinks, if you use hand to press the reset button , you need to release the reset button when see the LED blinks, and the ST-Link will detect the STM32 hardware as below. Click cancel to enter next step. Please check hardware connection if ST-Link v2 LED doesn't blink
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211	211	[[image:https://wiki.dragino.com/images/thumb/2/20/ST-LINK-troube_2.png/600px-ST-LINK-troube_2.png||height="366" width="600"]]
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244	244	[[image:https://wiki.dragino.com/images/a/a3/ST-LINK-troube_4.png||height="337" width="406"]]
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	249	+(((
246	246	RESET pin not function
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248	248	(((
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249	249	User can try to mannual reset when use this type of ST-Link, touch the reset pin to GND pin and click the global icon in the ST Utility, If the other 3 wire connection is fine, the ST-LInk adapter LED will blink. and then release the reset. The IC should be detected.
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252	252	For LHT65 we recommend to use the white one show in possible issue 2.
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254	254	For LGT92, if user use this type of ST-Link, please also connect the 5v to USB port of LGT92
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256	256
257	257	=== 4.3.2 ST-Link v2 detect the hardware but disconnect after click OK ===