cordova build android时候出现这个错误,请问应该怎么解决
C:\Users\Administrator\.gradle\caches\transforms-1\files-1.1\appcompat-v7-26.1.0.aar\ac54a0ace3996090bdb7ad492e3b5bcd\res\values\values.xml:246:5-69: AAPT: error: resource android:attr/fontVariationSettings not found.
C:\Users\Administrator\.gradle\caches\transforms-1\files-1.1\appcompat-v7-26.1.0.aar\ac54a0ace3996090bdb7ad492e3b5bcd\res\values\values.xml:246:5-69: AAPT: error: resource android:attr/ttcIndex not found.
D:\Code\YSDA\ysda\platforms\android\app\build\intermediates\incremental\mergeDebugResources\merged.dir\values\values.xml:248: error: resource android:attr/fontVariationSettings not found.
D:\Code\YSDA\ysda\platforms\android\app\build\intermediates\incremental\mergeDebugResources\merged.dir\values\values.xml:248: error: resource android:attr/ttcIndex not found.
error: failed linking references.