1、JDK版本问题
Error:java.lang.VerifyError: Uninitialized object exists on backward branch 209 Exception Details: Location: scala/collection/immutable/HashMap$HashTrieMap.split()Lscala/collection/immutable/Seq; @249: goto Reason: Error exists in the bytecode Bytecode: 0x0000000: 2ab6 0064 04a0 001e b200 c1b2 00c6 04bd 0x0000010: 0002 5903 2a53 c000 c8b6 00cc b600 d0c0 0x0000020: 00d2 b02a b600 38b8 0042 3c1b 04a4 0156 0x0000030: 1b05 6c3d 2a1b 056c 2ab6 0038 b700 d43e 0x0000040: 2ab6 0038 021d 787e 3604 2ab6 0038 0210 0x0000050: 201d 647c 7e36 05bb 0019 59b2 00c6 2ab6 0x0000060: 003a c000 c8b6 00d8 b700 db1c b600 df3a 0x0000070: 0619 06c6 001a 1906 b600 e3c0 008b 3a07 0x0000080: 1906 b600 e6c0 008b 3a08 a700 0dbb 00e8 0x0000090: 5919 06b7 00eb bf19 073a 0919 083a 0abb 0x00000a0: 0002 5915 0419 09bb 0019 59b2 00c6 1909 0x00000b0: c000 c8b6 00d8 b700 db03 b800 f13a 0e3a 0x00000c0: 0d03 190d b900 f501 0019 0e3a 1136 1036 0x00000d0: 0f15 0f15 109f 0027 150f 0460 1510 190d 0x00000e0: 150f b900 f802 00c0 0005 3a17 1911 1917 0x00000f0: b800 fc3a 1136 1036 0fa7 ffd8 1911 b801 0x0000100: 00b7 0069 3a0b bb00 0259 1505 190a bb00 0x0000110: 1959 b200 c619 0ac0 00c8 b600 d8b7 00db 0x0000120: 03b8 00f1 3a13 3a12 0319 12b9 00f5 0100 0x0000130: 1913 3a16 3615 3614 1514 1515 9f00 2715 0x0000140: 1404 6015 1519 1215 14b9 00f8 0200 c000 0x0000150: 053a 1819 1619 18b8 0103 3a16 3615 3614 0x0000160: a7ff d819 16b8 0100 b700 693a 0cbb 0105 0x0000170: 5919 0bbb 0105 5919 0cb2 010a b701 0db7 0x0000180: 010d b02a b600 3a03 32b6 010f b0 Stackmap Table: same_frame(@35) full_frame(@141,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118]},{}) append_frame(@151,Object[#139],Object[#139]) full_frame(@209,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Top,Top,Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#159],Uninitialized[#159],Integer,Object[#139]}) full_frame(@252,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Top,Top,Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#159],Uninitialized[#159],Integer,Object[#139]}) full_frame(@312,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Object[#2],Top,Object[#25],Object[#62],Integer,Integer,Object[#116],Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#262],Uninitialized[#262],Integer,Object[#139]}) full_frame(@355,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Object[#2],Top,Object[#25],Object[#62],Integer,Integer,Object[#116],Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#262],Uninitialized[#262],Integer,Object[#139]}) full_frame(@387,{Object[#2],Integer},{}) : Uninitialized object exists on backward branch 209 Exception Details: Location: scala/collection/immutable/HashMap$HashTrieMap.split()Lscala/collection/immutable/Seq; @249: goto Reason: Error exists in the bytecode Bytecode: 0x0000000: 2ab6 0064 04a0 001e b200 c1b2 00c6 04bd 0x0000010: 0002 5903 2a53 c000 c8b6 00cc b600 d0c0 0x0000020: 00d2 b02a b600 38b8 0042 3c1b 04a4 0156 0x0000030: 1b05 6c3d 2a1b 056c 2ab6 0038 b700 d43e 0x0000040: 2ab6 0038 021d 787e 3604 2ab6 0038 0210 0x0000050: 201d 647c 7e36 05bb 0019 59b2 00c6 2ab6 0x0000060: 003a c000 c8b6 00d8 b700 db1c b600 df3a 0x0000070: 0619 06c6 001a 1906 b600 e3c0 008b 3a07 0x0000080: 1906 b600 e6c0 008b 3a08 a700 0dbb 00e8 0x0000090: 5919 06b7 00eb bf19 073a 0919 083a 0abb 0x00000a0: 0002 5915 0419 09bb 0019 59b2 00c6 1909 0x00000b0: c000 c8b6 00d8 b700 db03 b800 f13a 0e3a 0x00000c0: 0d03 190d b900 f501 0019 0e3a 1136 1036 0x00000d0: 0f15 0f15 109f 0027 150f 0460 1510 190d 0x00000e0: 150f b900 f802 00c0 0005 3a17 1911 1917 0x00000f0: b800 fc3a 1136 1036 0fa7 ffd8 1911 b801 0x0000100: 00b7 0069 3a0b bb00 0259 1505 190a bb00 0x0000110: 1959 b200 c619 0ac0 00c8 b600 d8b7 00db 0x0000120: 03b8 00f1 3a13 3a12 0319 12b9 00f5 0100 0x0000130: 1913 3a16 3615 3614 1514 1515 9f00 2715 0x0000140: 1404 6015 1519 1215 14b9 00f8 0200 c000 0x0000150: 053a 1819 1619 18b8 0103 3a16 3615 3614 0x0000160: a7ff d819 16b8 0100 b700 693a 0cbb 0105 0x0000170: 5919 0bbb 0105 5919 0cb2 010a b701 0db7 0x0000180: 010d b02a b600 3a03 32b6 010f b0 Stackmap Table: same_frame(@35) full_frame(@141,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118]},{}) append_frame(@151,Object[#139],Object[#139]) full_frame(@209,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Top,Top,Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#159],Uninitialized[#159],Integer,Object[#139]}) full_frame(@252,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Top,Top,Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#159],Uninitialized[#159],Integer,Object[#139]}) full_frame(@312,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Object[#2],Top,Object[#25],Object[#62],Integer,Integer,Object[#116],Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#262],Uninitialized[#262],Integer,Object[#139]}) full_frame(@355,{Object[#2],Integer,Integer,Integer,Integer,Integer,Object[#118],Object[#139],Object[#139],Object[#139],Object[#139],Object[#2],Top,Object[#25],Object[#62],Integer,Integer,Object[#116],Object[#25],Object[#62],Integer,Integer,Object[#116]},{Uninitialized[#262],Uninitialized[#262],Integer,Object[#139]}) full_frame(@387,{Object[#2],Integer},{})
此问题出现的原因是jdk版本问题，调整jdk版本即可。博主原先使用的jdk版本为1.8.0_20，升级后的版本为1.8.0_221。