ineresting -- thought youed like to know -- started removing memory cards and re-running memtester and found them all working -- changed slots etc and still good -- maybe dust/seating/corrosion issues that got worked out by sliding them out and re-inserting them -- also ran some SMART tests as per your other suggestion and got all good results -- anyway -- reindexing chainstate now and i will find out within the next few days i guess if everything is in order again -- wish me luck