使用clion-cmake运行raftCoreRun出现 delimiter[abi:cxx11] 重定义问题

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以下是运行raftCoreRun报错信息，似乎是delimiter重定义，但是项目中只有 skiplist.h文件中使用static定义了delimiter为冒号，不理解这个问题出现在哪？
运行原项目是没有问题的，这是我新建的项目。

====================[ 构建 | raftCoreRun | Debug ]================================
/opt/clion/clion-2023.3.4/bin/cmake/linux/x64/bin/cmake --build /home/void/CLionProjects/MyRaft-KVstoragePro/cmake-build-debug --target raftCoreRun -j 3
[1/1] Linking CXX executable /home/void/CLionProjects/MyRaft-KVstoragePro/bin/raftCoreRun
FAILED: /home/void/CLionProjects/MyRaft-KVstoragePro/bin/raftCoreRun 
: && /usr/bin/c++ -g  example/raftCoreExample/CMakeFiles/raftCoreRun.dir/raftKvDB.cpp.o -o /home/void/CLionProjects/MyRaft-KVstoragePro/bin/raftCoreRun -L/home/void/CLionProjects/MyRaft-KVstoragePro/lib -Wl,-rpath,/home/void/CLionProjects/MyRaft-KVstoragePro/lib  /home/void/CLionProjects/MyRaft-KVstoragePro/lib/libskip_list_on_raft.a  /home/void/CLionProjects/MyRaft-KVstoragePro/lib/librpc_lib.a  -lprotobuf  -lmuduo_net  -lmuduo_base  -lpthread  -ldl  -lboost_serialization && :
/usr/bin/ld: /home/void/CLionProjects/MyRaft-KVstoragePro/lib/libskip_list_on_raft.a(kvServer.cpp.o):(.bss+0x0): multiple definition of `delimiter[abi:cxx11]'; example/raftCoreExample/CMakeFiles/raftCoreRun.dir/raftKvDB.cpp.o:(.bss+0x0): first defined here
collect2: error: ld returned 1 exit status
ninja: build stopped: subcommand failed.

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重构项目已解决！

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发现问题出在 我修改后的 skiplist.h文件中 delimiter 没有定义为静态static变量。