problem uploading to board

[Knightly]

Hi, I have a new reefangel. Loaded code with no problems until last night.
I get the following
I have controller with Optiboot selected.
Thanks,
Bob
vrdude: Version 5.4-arduino, compiled on Oct 11 2007 at 19:12:32


System wide configuration file is "C:\Program Files\Reef Angel Controller\hardware/tools/avr/etc/avrdude.conf"

Using Port : \\.\COM5
Using Programmer : stk500v1
Overriding Baud Rate : 115200
avrdude: ser_open(): setting dtr
avrdude: Send: 0 [30] [20]
avrdude: Send: 0 [30] [20]
avrdude: Send: 0 [30] [20]
avrdude: Recv:
avrdude: stk500_getsync(): not in sync: resp=0x00
avrdude: Send: Q [51] [20]
avrdude: Recv:
avrdude: stk500_disable(): protocol error, expect=0x14, resp=0x51

avrdude done. Thank you.

I have controller with Optiboot selected.
Thanks,
Bob

[rimai]

Do you mean it was uploading before and now you get errors?

[Knightly]

Hi,
Yes, the unit was uploading without problems.
odd thing is the unit will sometimes upload, may 1 in 10 times.

Any idea?
Thanks,
Bob

[Knightly]

HI,

found the problem. solder joints on X2 connector. 2 solder joints cracked.
Everything works now.

thanks,
Bob