Doesn't compile Qt for Android?

Question

Android

Does not compile Qt for Android. How to solve the problem?

BUILD FAILED
C:\Android\sdk\tools\ant\build.xml:888: The following error occurred while executing this line:
C:\Android\sdk\tools\ant\build.xml:890: The following error occurred while executing this line:
C:\Android\sdk\tools\ant\build.xml:902: The following error occurred while executing this line:
C:\Android\sdk\tools\ant\build.xml:283: null returned: one

888 -         <do-only-if-manifest-hasCode elseText="hasCode = false. Skipping...">
890 -            <do-only-if-not-library elseText="Library project: do not convert bytecode..." >
902 -         <dex-helper />

283 -                      <dex executable="${dx}"
                    output="${intermediate.dex.file}"
                    dexedlibs="${out.dexed.absolute.dir}"
                    nolocals="@{nolocals}"
                    forceJumbo="${dex.force.jumbo}"
                    disableDexMerger="${dex.disable.merger}"
                    verbose="${verbose}">