setup failed

I'm new to sikuli. And there is a confusing problem during the setup.

[debug (18-3-31 20:30:56)] RunSetup: adding needed stuff to sikulix.jar
[debug (18-3-31 20:30:56)] FileManager: buildJar: sikulixtemp.jar
[debug (18-3-31 20:30:56)] FileManager: buildJar: adding: sikulix.jar
[debug (18-3-31 20:31:12)] FileManager: buildJar: adding: sikulixjython.jar
[error (18-3-31 20:31:39)] FileManager: buildJar: java.io.EOFException: Unexpected end of ZLIB input stream
[debug (18-3-31 20:31:39)] RunSetup: renaming sikulixtemp.jar to target jar: sikulix.jar
[debug (18-3-31 20:31:39)] RunSetup: rename did not work --- trying copy
[debug (18-3-31 20:31:41)] FileManager: deleteFileOrFolder:
C:\sikuli\sikulixtemp.jar
[error (18-3-31 20:31:41)] RunSetup: did not work
[error (18-3-31 20:31:41)] RunSetup:
[error (18-3-31 20:31:41)] RunSetup: ... terminated abnormally :-(
[debug (18-3-31 20:31:41)] RunSetup:
popError: --------------------
Something serious happened! Sikuli not useable!
Check the error log at C:\sikuli\SikuliX-1.1.3-SetupLog.txt
--------------------
[debug (18-3-31 20:31:45)] RunTimeSETUP: final cleanup
[debug (18-3-31 20:31:46)] FileManager: deleteFileOrFolder:
C:\Users\xxxxxxx\AppData\Local\Temp\Sikulix_1717040835

Sikuli 1.1.3
jython 2.7.1
Thanks for your help.