An organic light emitting device comprising: a first electrode including two or more conductive units; a second electrode provided opposite to the first electrode; one or more organic material layers provided between the first electrode and the second electrode; and a function deprived area continued from a part of at least one of the conductive units to a part of the second electrode, wherein the function deprived area is at least one of the first electrode and the second electrode losing the function, and wherein the organic light emitting device further comprises: an auxiliary electrode electrically connected to each of the conductive units; a short circuit preventing unit provided between the auxiliary electrode and each of the conductive units to electrically connect the auxiliary electrode and each of the conductive units; wherein the short circuit preventing unit is a short circuit preventing layer, and wherein an upper or lower surface of the short circuit preventing layer is provided on a surface of the first electrode and the auxiliary electrode is provided on an opposite upper or lower surface of the short circuit preventing layer, and wherein the at least one of the first electrode and the second electrode is formed of a metal material, and characterized in that the function deprived area comprises an oxide of the metal material instead of the metal material. a first electrode including two or more conductive units; a second electrode provided opposite to the first electrode; one or more organic material layers provided between the first electrode and the second electrode; and a function deprived area continued from a part of at least one of the conductive units to a part of the second electrode, wherein the function deprived area is at least one of the first electrode and the second electrode losing the function, and wherein the organic light emitting device further comprises: an auxiliary electrode electrically connected to each of the conductive units; a short circuit preventing unit provided between the auxiliary electrode and each of the conductive units to electrically connect the auxiliary electrode and each of the conductive units; wherein the short circuit preventing unit is a short circuit preventing layer, and wherein an upper or lower surface of the short circuit preventing layer is provided on a surface of the first electrode and the auxiliary electrode is provided on an opposite upper or lower surface of the short circuit preventing layer, and wherein the at least one of the first electrode and the second electrode is formed of a metal material, and characterized in that the function deprived area comprises an oxide of the metal material instead of the metal material. an auxiliary electrode electrically connected to each of the conductive units; a short circuit preventing unit provided between the auxiliary electrode and each of the conductive units to electrically connect the auxiliary electrode and each of the conductive units; wherein the short circuit preventing unit is a short circuit preventing layer, and wherein an upper or lower surface of the short circuit preventing layer is provided on a surface of the first electrode and the auxiliary electrode is provided on an opposite upper or lower surface of the short circuit preventing layer, and wherein the at least one of the first electrode and the second electrode is formed of a metal material, and characterized in that the function deprived area comprises an oxide of the metal material instead of the metal material. <EOS>