Windows下Scala環境安裝
1.下載Scala-2.12.6.zip或者Scala-2.12.6.msi
2.解壓或者直接執行msi
3.解壓應該得自己配置環境變數
4.Scala。msi應該不用自己配環境變數
5.官網要求Scala必須安裝Java jdk（Scala構建於jvm）
本身已經安裝jdk
執行Scala -- version
丟擲錯誤：
D:\Program Files\scala\bin>scala -version Exception in thread "main" java.lang.VerifyError: Uninitialized object exists on backward branch 96 Exception Details: Location: scala/tools/nsc/CompilerCommand.sstring$1(Ljava/lang/String;Lscala/collectio n/immutable/List;I)Lscala/Option; @153: goto Reason: Error exists in the bytecode Bytecode: 0000000: 2bb6 02eb 9900 07b2 016b b0bb 0155 591c 0000010: ba02 f100 00b2 00ca b600 ce3a 044e 1904 0000020: b200 cab6 00d2 a600 7d2b b200 d7a6 000b 0000030: b200 d73a 09a7 0077 bb00 d959 2bb6 00dc 0000040: c000 2b3a 0a1c 190a b802 edb2 00d7 b700 0000050: e93a 0519 053a 062b b600 ecc0 0050 3a07 0000060: 1907 b200 d7a5 0037 bb00 d959 1907 b600 0000070: dcc0 002b 3a0a 1c19 0ab8 02ed b200 d7b7 0000080: 00e9 3a08 1906 1908 b600 f019 083a 0619 0000090: 07b6 00ec c000 503a 07a7 ffc7 1905 3a09 00000a0: a700 0c2b 2d19 04b8 00f6 3a09 1909 c000 00000b0: 502a b602 f513 02f7 b602 02b7 015a b0 Stackmap Table: same_frame(@11) full_frame(@56,{Object[#119],Object[#80],Integer,Object[#334],Object[#336]}, {Uninitialized[#11],Uninitialized[#11]}) full_frame(@96,{Object[#119],Object[#80],Integer,Object[#334],Object[#336],O bject[#217],Object[#217],Object[#80],Top,Top,Object[#43]},{Uninitialized[#11],Un initialized[#11]}) full_frame(@156,{Object[#119],Object[#80],Integer,Object[#334],Object[#336], Object[#217],Object[#217],Object[#80],Top,Top,Object[#43]},{Uninitialized[#11],U ninitialized[#11]}) full_frame(@163,{Object[#119],Object[#80],Integer,Object[#334],Object[#336]} ,{Uninitialized[#11],Uninitialized[#11]}) full_frame(@172,{Object[#119],Object[#80],Integer,Object[#334],Object[#336], Top,Top,Top,Top,Object[#4]},{Uninitialized[#11],Uninitialized[#11]})
at scala.tools.nsc.MainGenericRunner.process(MainGenericRunner.scala:42)
at scala.tools.nsc.MainGenericRunner$.main(MainGenericRunner.scala:101) at scala.tools.nsc.MainGenericRunner.main(MainGenericRunner.scala)
經網路查詢是Java版本的問題，下載jdk1.8.0_151 或者jdk1.8.0-131