error
A problem occurred configuring project ':app.bluetooth'.
> Could not resolve all dependencies for configuration ':app.bluetooth:_debugCompile'.
> A problem occurred configuring project ':lib.com'.
> Could not download constraint-layout.aar (com.android.support.constraint:constraint-layout:1.1.3)
> Could not get resource 'https://maven.google.com/com/android/support/constraint/constraint-layout/1.1.3/constraint-layout-1.1.3.aar'.
> Could not GET 'https://maven.google.com/com/android/support/constraint/constraint-layout/1.1.3/constraint-layout-1.1.3.aar'.
> Connect to maven.google.com:443 [maven.google.com/216.58.200.46] failed: Connection timed out: connect
Solutions:
- Downgrade
Will: (My gradle is 2.3.0)
compile 'com.android.support.constraint:constraint-layout:1.1.3'
Reduce to
compile 'com.android.support.constraint:constraint-layout:1.0.2'