Android Studio unmappable character for encoding UTF-8

Question

After importing my project from eclipse into android studio i have got the following error     Error  unmappable character for encoding UTF-8   Android Studio   0 5 8

User · Answer

I have the problem with encoding in javadoc generated by intellij idea. The solution is to add

-encoding UTF-8 -docencoding utf-8 -charset utf-8

into command line arguments!

UPDATE: more information about compilation Javadoc in Intellij IDEA see in my post

User · Answer

If above answeres did not work  then you can try my answer because it worked for me  Here s what worked for me   Close Android Studio Go to C  Usersyour username Locate the Android Studio settings directory named  AndroidStudioX X  X X being the version  C  Users my user name AndroidStudio4 0 system caches Delete the caches folder and open android studio  This should fix the issue

User · Answer

Add system variable  for Windows   JAVA TOOL OPTIONS     -Dfile encoding UTF8    I did it only way to fix this error

User · Answer

A few encoding issues that I had to face couldn t be solved by above solutions  I had to either update my Android Studio or run test cases using following command in the AS terminal   gradlew clean assembleDebug testDebug  P S your encoding settings for IDE and project should match   Hope it helps

User · Answer

Check all  C  characters    There are may be some cyrillic  C s in english-looking word  Reason for this is that in both english and russian keyboards  C  occupies same physical button

User · Answer

In Android Studio  resolved it by   Navigate to File   Editor   File Encodings  In global encoding set the encoding to ISO-8859-1 In Project encoding set the encoding to UTF-8 and the same case to Default encoding for properties files  Rebuild project

User · Answer

1  Convert the file encoding File -  Settings -  Editor -  File encodings -  set  UTF-8 for   IDE Encoding   Project Encoding  Default encoding propertie file   Press OK  2  Rebuild Project   Build -  Rebuild project

User · Answer

I had the same problem because there was files with windows-1251 encoding and Cyrillic comments  In Android Studio which is based on IntelliJ IDEA you can solve it in two ways   a  convert file encoding to UTF-8 or  b  set the right file encoding in your build gradle script   android               compileOptions encoding    windows-1251     write your encoding here           To convert file encoding use the menu at the bottom right corner of IDE  Select right file encoding first -  press Reload -  select UTF-8 -  press Convert   Also read this Use the UTF-8  Luke  File Encodings in IntelliJ IDEA

User · Answer

Adding the following to build gradle solves the problem    android        compileOptions encoding    ISO-8859-1

[android] Android Studio : unmappable character for encoding UTF-8

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