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  • KarelL1 commented on witnessmenow's instructable Simple $10 Crypto Currency Display4 weeks ago
    Simple $10 Crypto Currency Display

    Hey I'm getting these error codes: Arduino: 1.6.8 (Windows 10), Board:"NodeMCU 1.0 (ESP-12E Module), 80 MHz, 4M (1M SPIFFS), v2 Lower Memory, Disabled, None, Only Sketch, 9600" In function 'void addNewHolding(String, float)':cryptotracker:90: error: 'getNextFreeHoldingIndex' was not declared in this scope int index = getNextFreeHoldingIndex(); ^C:\Users\karel\Documents\Arduino\cryptotracker\cryptotracker.ino: In function 'void displayHolding(int)':cryptotracker:188: error: 'formatCurrency' was not declared in this scope display.drawString(64, 20, formatCurrency(price)); ^exit status 1'getNextFreeHoldingIndex' was not declared in this scope

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