Unable to build Theme in 7.1 - Error: Incompatible units: 'rem' and 'em'.Unable to build Theme in 7.1 - Error: Incompatible units: 'rem' and 'em'.https://liferay.dev/en/c/message_boards/find_thread?p_l_id=119785333&threadId=1201323152024-03-29T00:34:26Z2024-03-29T00:34:26ZRE: Unable to build Theme in 7.1 - Error: Incompatible units: 'rem' and 'emHisham Khartoumhttps://liferay.dev/en/c/message_boards/find_message?p_l_id=119785333&messageId=1201298992020-10-23T01:34:14Z2020-10-23T01:34:14ZI believe 7 is using bootstrap 4. You don’t require to add an additional library. If your facing a problem in using liferay bootstrap, why don’t you share it.Hisham Khartoum2020-10-23T01:34:14ZUnable to build Theme in 7.1 - Error: Incompatible units: 'rem' and 'em'.rohan nagavaramhttps://liferay.dev/en/c/message_boards/find_message?p_l_id=119785333&messageId=1201323142020-10-23T00:23:21Z2020-10-23T00:23:21ZUnable to build theme when i am trying make use of boostrap@4.5.3 css as part of my themecdn : <a href="https://cdn.jsdelivr.net/npm/bootstrap@4.5.3">https://cdn.jsdelivr.net/npm/bootstrap@4.5.3</a>/dist/css/bootstrap.min.css<br /><br />Exception in thread "main" com.liferay.sass.compiler.jni.internal.JniSassCompilerException: Error: Incompatible units: 'rem' and 'em'.<br />on line 1578 of build/buildTheme/css/webpack/common.scss<br />>> #fff no-repeat center right 1.75rem/calc(0.75em + 0.375rem) calc(0.75em + 0.3 <br />------------------------------------------^ <br />at com.liferay.sass.compiler.jni.internal.JniSassCompiler.compileFile(JniSassCompiler.java:164) <br />at com.liferay.css.builder.CSSBuilder._parseSass(CSSBuilder.java:380) <br />at com.liferay.css.builder.CSSBuilder._parseSassFile(CSSBuilder.java:394) <br />at com.liferay.css.builder.CSSBuilder.execute(CSSBuilder.java:160) <br />at com.liferay.css.builder.CSSBuilder.main(CSSBuilder.java:79)FAILURE: Build failed with an exception.* What went wrong: Execution failed for task ':wars:cp2-intuitive-theme:buildCSS'.<br />> Process 'command 'C:\Program Files\Java\jdk1.8.0_162\bin\java.exe'' finished with non-zero exit value 1* Try:<br />Run with --stacktrace option to get the stack trace. Run with --info or --debug option to