Error: could not open 'C:/Program Files/Java/jre7/lib/amd64/jvm.cfg

Might be a slightly different cause, but that second issue occurs for me in scala 2.9.0.1 on Win7 (x64), though scala-2.9.1.final has already resolved this issue mentioned here: \Java\jdk1.6.0_25\bin\java.exe was unexpected at this time. M

www.java-forums.org