'FileDescriptor.CustomOptions' is obsolete: 'CustomOptions are obsolete. Use the GetOptions() method.'

The variable 'ex' is declared but never used

'IConnectionStringResolver.Resolve(string)' is obsolete: 'Use ResolveAsync method.'

'ExecutionObserverThreshold' overrides Object.Equals(object o) but does not override Object.GetHashCode()

This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread.

'SystemContractWhitelistProvider.GetWhitelist()' hides inherited member 'WhitelistProvider.GetWhitelist()'. Use the new keyword if hiding was intended.

This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread.

This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread.

- At least one .targets file was found in 'build/', but 'build/AElf.ContractDeployer.targets' was not.