2 Duplicate or overlapping instance declarations:
3 ./Inst82_1.hi:8: {Read FooData}
4 ./Inst82_2.hi:8: {Read FooData}
7 No instance for `Show FooData'
8 arising from use of `print' at tcfail082.hs:8
9 In the right-hand side of an equation for `main':
10 print ((read "FooData") :: FooData)