this is whats appears in terminal , and I dont know what is the problem exactes :
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C:UsersMouadDesktopNew folderhashlips_art_engine-mainsrcmain.js:94
layerObj.options?.["displayName"] != undefined
^
SyntaxError: Unexpected token '.'
?[90m at Object.compileFunction (vm.js:344:18)?[39m
?[90m at wrapSafe (internal/modules/cjs/loader.js:1048:15)?[39m
?[90m at Module._compile (internal/modules/cjs/loader.js:1082:27)?[39m
?[90m at Object.Module._extensions..js (internal/modules/cjs/loader.js:1138:10)?[39m
?[90m at Module.load (internal/modules/cjs/loader.js:982:32)?[39m
?[90m at Function.Module._load (internal/modules/cjs/loader.js:875:14)?[39m
?[90m at Module.require (internal/modules/cjs/loader.js:1022:19)?[39m
?[90m at require (internal/modules/cjs/helpers.js:72:18)?[39m
at Object. (C:UsersMouadDesktopNew folderhashlips_art_engine-mainindex.js:2:39)
?[90m at Module._compile (internal/modules/cjs/loader.js:1118:30)?[39m*
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