I am facing some issue when i am launching the eclipse proton version after installing ADT

After installing TestNG and ADT plugins successfully, when i restart the eclipse, i am shown the attached error popup immeditely. 
And below logs in cnsole are shown. 
[2018-12-05 22:25:34 - Android SDK] Error when loading the SDK:

Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-25\android-tv\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-25\android-wear\armeabi-v7a\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-25\android-wear\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-25\android-wear-cn\armeabi-v7a\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-26\android-tv\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-26\android-wear\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-26\android-wear-cn\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-27\android-tv\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-28\android-tv\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-28\android-wear\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.
Error: Error parsing C:\Users\rajnakir\AppData\Local\Android\Sdk\system-images\android-28\android-wear-cn\x86\devices.xml
cvc-complex-type.2.4.d: Invalid content was found starting with element 'd:skin'. No child element is expected at this point.




When i click on close button of the error popup and browse the path of Android SDK and click on its accepted. 
But not sure if the process is correct. pleaqse help.

PS: This is observed every time i start the eclispe.