Hi Wayne, We are using the precompiled v2 analysis. I updated using the updateAll script in the bin folder. Now I get the following error message when opening analysis Model read finished. Duration 5.39598298073 Model validity check skipped Error, the Analysis module will not work, something is wrong with the C code. Traceback (most recent call last): File "/Applications/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/AnalysisGui.py", line 81, in <module> from ccpnmr.analysis.AnalysisPopup import AnalysisPopup File "/Applications/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/AnalysisPopup.py", line 87, in <module> from ccpnmr.analysis.Analysis import Analysis File "/Applications/ccpnmr/ccpnmr2.0/python/ccpnmr/analysis/Analysis.py", line 85, in <module> from memops.c.MemCache import MemCache ImportError: No module named MemCache Thanks, Justin