Finding and fixing errors in your LaTeX source code couldn't be easier in Texpad. Just like the OS X version, errors and warnings generated in a typeset are presented in a navigable list. This list is easily accessibly using the little bug icon in the bar below the editor

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If a typeset results in errors, the error list is automatically presented to you,

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Tapping on the error takes you straight to the offending line in the code,

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Some errors may require you to dig a little deeper into the raw typeset log generated by LaTeX. This log is fully accessible to you too: