Pump.fun transactions failing due to slippage

An incorrect slippage setting is a common reason why Pump.fun trades don’t get copied.

We can confirm if our transaction failed due to slippage % by using tools like Solscan, where viewing the transaction signature reveals if slippage was the cause.

1. Go to solscan.io and search for your wallet.

2. Look for the failed transaction that occurred at the time of the trade. (has a red sign next to it)

1. Open the transaction and you will see one of the following errors: "Program Error: "Instruction #4 Failed - custom program error: slippage: Too much SOL required to buy the given amount of tokens" or "Program Error: "Instruction #4 Failed - custom program error: 6042 | Slippage: Would buy less tokens than expected min_tokens_out"

An example of a failed transaction due to the slippage

Solution: If you are willing to accept a higher price difference and would like to catch these trades regardless, increase the Pump.fun slippage %.

If you are uncertain how much should you increase the slippage %, you can follow these steps:

What's the Pump.fun slippage and how to configure it?

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