源码编译ambari2.6.1遇到的问题

在编译ambari-server的时候，进行rpm打包的时候报错：

[ERROR] Failed to execute goal org.codehaus.mojo:rpm-maven-plugin:2.1.4:rpm (default-cli) on project ambari-server: RPM build execution returned: '1' executing '/bin/sh -c cd '/home/ambari/apache-ambari-2.6.1-src/ambari-server/target/rpm/ambari-server/SPECS' && 'rpmbuild' '-bb' '--target' 'x86_64-redhat-linux' '--buildroot' '/home/ambari/apache-ambari-2.6.1-src/ambari-server/target/rpm/ambari-server/buildroot' '--define' '_topdir /home/ambari/apache-ambari-2.6.1-src/ambari-server/target/rpm/ambari-server' '--define' '_build_name_fmt %%{ARCH}/%%{NAME}-%%{VERSION}-%%{RELEASE}.%%{ARCH}.rpm' '--define' '_builddir %{_topdir}/BUILD' '--define' '_rpmdir %{_topdir}/RPMS' '--define' '_sourcedir %{_topdir}/SOURCES' '--define' '_specdir %{_topdir}/SPECS' '--define' '_srcrpmdir %{_topdir}/SRPMS' 'ambari-server.spec'' -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:

[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException

maven在报出这个错误之前info信息有打印出找不到/usr/bin/python2.6这个文件。所以进入目录查看了一下确实不存在该文件，因为装的是python2.7，有个python2.7的文件，所以建立软连接，问题解决。