user9951: Not able to upload sketches to standalone arduino on breadboard (with Atmega328 bootloaded with blink LED program). Searched on the internet but there is no solution. Help ?
error : 
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 5 of 10: not in sync: resp=0x00
OS: Ubuntu 14.04 LTS

user6424: Make sure the RX, TX pins are not connected to any other circuit when uploading sketches.

9951: <p>Not able to upload sketches to standalone arduino on breadboard (with Atmega328 bootloaded with blink LED program). Searched on the internet but there is no solution. Help ?</p>

<p>error : 
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 5 of 10: not in sync: resp=0x00</p>

<p>OS: Ubuntu 14.04 LTS</p>
 6424: <p>Make sure the RX, TX pins are not connected to any other circuit when uploading sketches.</p>
