当我运行“ C：\ Program Files *** \ sencha”应用程序升级命令时，我得到以下结果。如何升级我的Sencha应用程序？
Sencha Cmd v6.6.0.13
[ERR] Cannot satisfy requirements for "ext"!
[ERR] The following versions cannot be satisfied:
[ERR] root: ext@6.5.0.775 (No matches!)
[ERR] Cannot resolve package requirements
[ERR]
[ERR] The application was last modified by an older version of Sencha Cmd (6.5.2
.15).
[ERR] Running "sencha app upgrade" may resolve the error described above.
[ERR]