Hi Wonghee,SO i have a simiilar problem now (t was working all fine until 30 min ago), Trying to open save files and /or porject files, but it doesnt alhtough it says it is loaded with 198 peaks.Also, I cannnot transfer the BMRB assignement onto the second HSQC as it says no peak found ( again I did this 40 mins ago with the first titration point and it worked fine, and I can open iuusing via save and project)Many thtnaksDJ