A solid-state imaging element comprising: a plurality of pixel circuits each configured to execute detection processing of detecting the presence or absence of an address event, the address event indicating that a change amount of an incident light amount exceeds a predetermined threshold, and outputting a detection result, each of the plurality of pixel circuits including a logarithmic response unit in which a photoelectric conversion element configured to generate a photocurrent by photoelectric conversion and a current-voltage conversion unit configured to convert the photocurrent into a voltage are arranged, a buffer configured to output the voltage, a differential circuit configured to generate a differential signal indicating a change amount of the output voltage by differential operation, a comparator configured to compare the differential signal with the threshold, and a transfer unit configured to transfer a comparison result of the comparator as the detection result, wherein any of the logarithmic response unit, the buffer, the differential circuit, and the comparator includes a switch (317, 318, 319, 323, 324, 336, 345, 346); an abnormal pixel determination unit (140, 230) configured to determine whether or not each of the plurality of pixel circuits has an abnormality, and set a pixel circuit without the abnormality to be enabled and set a pixel circuit with the abnormality to be disabled; and a control unit configured to perform control of causing the pixel circuit set to be enabled to execute the detection processing, and, by controlling the switch (317, 318, 319, 323, 324, 336, 345, 346) to open or close a predetermined path, to perform control of fixing the detection result of the pixel circuit set to be disabled to a specific value, the specific value indicating that the address event does not occur. a plurality of pixel circuits each configured to execute detection processing of detecting the presence or absence of an address event, the address event indicating that a change amount of an incident light amount exceeds a predetermined threshold, and outputting a detection result, each of the plurality of pixel circuits including a logarithmic response unit in which a photoelectric conversion element configured to generate a photocurrent by photoelectric conversion and a current-voltage conversion unit configured to convert the photocurrent into a voltage are arranged, a buffer configured to output the voltage, a differential circuit configured to generate a differential signal indicating a change amount of the output voltage by differential operation, a comparator configured to compare the differential signal with the threshold, and a transfer unit configured to transfer a comparison result of the comparator as the detection result, wherein any of the logarithmic response unit, the buffer, the differential circuit, and the comparator includes a switch (317, 318, 319, 323, 324, 336, 345, 346); a logarithmic response unit in which a photoelectric conversion element configured to generate a photocurrent by photoelectric conversion and a current-voltage conversion unit configured to convert the photocurrent into a voltage are arranged, a buffer configured to output the voltage, a differential circuit configured to generate a differential signal indicating a change amount of the output voltage by differential operation, a comparator configured to compare the differential signal with the threshold, and a transfer unit configured to transfer a comparison result of the comparator as the detection result, wherein any of the logarithmic response unit, the buffer, the differential circuit, and the comparator includes a switch (317, 318, 319, 323, 324, 336, 345, 346); an abnormal pixel determination unit (140, 230) configured to determine whether or not each of the plurality of pixel circuits has an abnormality, and set a pixel circuit without the abnormality to be enabled and set a pixel circuit with the abnormality to be disabled; and a control unit configured to perform control of causing the pixel circuit set to be enabled to execute the detection processing, and, by controlling the switch (317, 318, 319, 323, 324, 336, 345, 346) to open or close a predetermined path, to perform control of fixing the detection result of the pixel circuit set to be disabled to a specific value, the specific value indicating that the address event does not occur.