troubleshoot reference (#268)

* troubleshoot reference

* nitpick

Author: aditya520

pages/price-feeds/error-codes/evm.mdx

@@ -4,6 +4,8 @@ The following table contains the errors used in the Pyth Network's [EVM contract
 This information is derived from [PythErrors.sol](https://github.com/pyth-network/pyth-crosschain/blob/a888ba318c0325c29070eaf5afcc3a4d443b058c/target_chains/ethereum/sdk/solidity/PythErrors.sol#L8)
 in the Pyth SDK and can be used to decode error codes programmatically.
 
+Consult [Troubleshoot Errors on EVM Price Feeds Contract](../troubleshoot/evm) for more information on how to handle these errors.
+
 | Error Codes | Error                          | Error Description                                                |
 | ----------- | ------------------------------ | ---------------------------------------------------------------- |
 | 0xa9cb9e0d  | InvalidArgument()              | Function Arguments are invalid.                                  |