I extracted Core-5.3.1.0.zip into D:\ServUO-57.4.1\Scripts and then re-ran _winrelease.bat inside the ServUO folder to recompile. However, the following errors occurred:
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ServUO-57.4.1>dotnet build -c Release
Ultima net48 Success (0.1 Second) → Ultima.dll
Server net48 win-x64 Successed (0.1 Second) → ServUO.exe
Scripts net48 failure,9 errors (2.0 Second)
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,22): error CS1012: Too many characters in character literal
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,27): error CS1056: Unexpected character '$'
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,28): error CS1003: Syntax error, ',' expected
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,28): error CS1012: Too many characters in character literal
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,33): error CS1012: Too many characters in character literal
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,38): error CS1012: Too many characters in character literal
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,43): error CS1012: Too many characters in character literal
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,47): error CS1003: Syntax error, ',' expected
D:\ServUO-57.4.1\Scripts\VitaNexCore-5.3.1.0\Modules\AntiAdverts\Options\SystemOptions.cs(158,47): error CS1010: Newline in constant
Generation failed in 4.2 seconds with 9 errors
Done!
Press any key to continue. . .
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SystemOptions.cs:
[
154 WhitespaceAliases.AddRange(
155 new[]
156 {
157 '_', ':', ';', '@', '#', '=', '-', '+', '*', '/', //
158 '\\', '!', '"', '£', '$', '%', '^', '&', '"' //
159 });
]