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Nov 22, 2024
Expert Q&A
Troubleshooting Metamask Internal JSON-RPC Errors on Polygon
What might be causing a 'transaction failed Internal JSON-RPC error' in Metamask when interacting with a smart contract on Polygon?
- Polygon PoS
- General
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3Cattos30
Nov 22 2024, 06:01Public RPCs can sometimes be slow, which could lead to such errors. There are alternative RPC options available on chainlist.
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Nov 23 2024, 03:20
The issue may be related to the RPC URL used. Trying a different RPC might help resolve the problem.
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Chim22
Nov 23 2024, 03:20It could be a network or RPC-related issue, as sometimes transactions succeed and other times they fail.
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