Error
Middle English: via Old French from Latin error, from errare ‘to stray, err’.
wiktionary
From Anglo-Norman errour, from Old French error, from Latin error(“wandering about”), infinitive of errō(“to wander, to err”). Cognate with Gothic 𐌰𐌹𐍂𐌶𐌴𐌹( airzei, “error”), Gothic 𐌰𐌹𐍂𐌶𐌾𐌰𐌽( airzjan, “to lead astray”). More at err.
etymonline
error (n.)
also, through 18c., errour; c. 1300, "a deviation from truth made through ignorance or inadvertence, a mistake," also "offense against morality or justice; transgression, wrong-doing, sin;" from Old French error "mistake, flaw, defect, heresy," from Latin errorem (nominative error) "a wandering, straying, a going astray; meandering; doubt, uncertainty;" also "a figurative going astray, mistake," from errare "to wander; to err" (see err). From early 14c. as "state of believing or practicing what is false or heretical; false opinion or belief, heresy." From late 14c. as "deviation from what is normal; abnormality, aberration." From 1726 as "difference between observed value and true value."
Words for "error" in most Indo-European languages originally meant "wander, go astray" (for example Greek plane in the New Testament, Old Norse villa, Lithuanian klaida, Sanskrit bhrama-), but Irish has dearmad "error," from dermat "a forgetting."
