no idea what that means
// Function to read and parse config from SD
bool loadConfigFromSD()
{
// Serial.begin(115200); // Start Serial
// while(!Serial){delay(100);}
if (!SD.begin(csPin)) // is SD card accessable
{
Serial.println(“SD card mount failed”);
return false;
}
Serial.println(“SD card mounted”); // OK i
//File file = SD.open("/config.txt"); // try open config file
File myfile = SD.open(“/config.txt”);
if (!myfile)
{
Serial.println(“Failed to open /config.txt”); // failed to open
return false;
}
while (myfile.available())
{
String line = myfile.readStringUntil(‘\n’); // read one line
Serial.println(line); // and print
line = trim(line); // remove white space front and end
if (line.length() == 0 || line.startsWith(“#”)) continue; // Skip empty or comments
int eqIndex = line.indexOf(‘=’); // find pos of ‘=’
if (eqIndex == -1) continue; // Invalid line
String key = trim(line.substring(0, eqIndex)); // read key (befor =), store string in key
String value = trim(line.substring(eqIndex + 1)); // read value (after =), store in vaue
The bold line shows the error from the topic
Need hint