Error while build development - ionic 1.

[yuvaraja2]

Safe.java:120: error: cannot find symbol
CRYPTO = new Crypto(new SharedPrefsBackedKeyChain(CONTEXT), new SystemNativeCryptoLibrary());
^
symbol: class SharedPrefsBackedKeyChain
location: class Safe
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
2 errors

FAILURE: Build failed with an exception.

• What went wrong:
  Execution failed for task ':compileDebugJavaWithJavac'.

Compilation failed; see the compiler error output for details.

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

How to solve this

[thiraj]

Same issue. Did you fix this