Which version of MCPC+ are you using ?
Build #224[DOUBLEPOST=1390682869][/DOUBLEPOST]
Which version of MCPC+ are you using ?
We has some problems with the ItemStack due to it was injecting ItemStacks into the same block what caused 2 blocks in 1 place and what which caused a crash, i have made a program to convert the world into the new versions of MCPC+