Error codes

Error code	Error message	Cause	Resolution
171	Invalid license	Client enrollment failed due to invalid license.	Try to check if your license key is expired or invalid. If the problem persists, contact Samsung.

Error code	Error message	Cause	Resolution
361	Invalid campaign information	Campaign error occurred due to invalid campaign information.	Try to check and change the target firmware version of current campaign. If the problem persists, contact Samsung.
921	Undefined campaign policy error	Null Pointer Exception occurred on the client while reading a campaign.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
922	General campaign reading error	General Exception occurred on the client while reading a campaign.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.

Error code	Error message	Cause	Resolution
364	Assigned firmware version invalid	Firmware version is invalid.	Try to check and change the target firmware version of current campaign. If the problem persists, contact Samsung.
365	Invalid firmware path	From/to firmware path is invalid.	Try to check and change the target firmware version of current campaign. If the problem persists, contact Samsung.

Error code	Error message	Cause	Resolution
501	No connection with selected networks.	Download network option in campaign setting is set as Wi-Fi only, but the device's Wi-Fi is turned off.	Turn on the device's Wi-Fi, or try to set the Download network option in campaign settings to Any (Wi-Fi or Mobile).
502	Download disabled while roaming	Device network is in roaming, but Download while roaming is not allowed in the campaign settings.	Wait until the device leaves the roaming area, or try to check the Download allowed while roaming option in campaign settings.
503	Large firmware download disabled while Wi-Fi off	The firmware size is over than the set Switch to Wi-Fi when firmware size is over option value in campaign settings, but the device's Wi-Fi is turned off.	Turn on the device's Wi-Fi, or try to uncheck the Switch to Wi-Fi when firmware size is over option in campaign settings.
504	SSID not allowed	The campaign SSID restrictions doesn’t allow firmware downloads over the Wi-Fi network this device is connected to.	Update the campaign SSID restrictions to allow firmware downloads over this Wi-Fi network, or ask your device user to switch to an unrestricted network.
508	Outside firmware download period	Current time is not within the firmware download period.	Try to change the Firmware download period in campaign settings, or try to check the device within firmware download period.
562	Not enough storage	Not enough storage space on the device to download firmware.	Try to secure free space on the device. Need free space that's twice the size of firmware.

Error code	Error message	Cause	Resolution
561	File size mismatch error	File size mismatch error occurred on the client during download.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
563	Network error	Network error occurred on the client during download.	Press the Retry button to retry downloading the firmware on the device. If the problem persists, contact Samsung.
564	Firmware checksum error	Checksum error occurred on the client during download.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
565	"File size request" error	File size request error occurred on the client during download.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
566	Firmware size too large for client	Requirement rule violated error occurred on the client during download.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
567	“File can’t be written” error	File cannot be written error occurred on the client during download.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
568	“Unknown” error	Unknown error occurred on the client during download.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.

Error code	Error message	Cause	Resolution
701	Charger connection required	Install error occurs because Allow installation only when connected to charging dock condition doesn't match.	Try to install firmware on the device while the device is connected to charging dock, or change the Allow installation only when connected to charging dock option in campaign settings.
702	Device battery too low	Install error occurs because Battery level for installation condition does not match.	Try to install firmware on the device after charge the device enough, or change the Battery level for installation option in campaign settings.
703	Interrupted by phone call	At the time of installation, the user is on phone call.	Try to install firmware on the device after the phone call is complete.
704	Installation postponed by user	Device user postponed installation on the device by tapping the Postpone button, tapping the Home or Back buttons, or turning the screen off.	Try not to postpone installation on the device, or try to change the Postpone Installation option in campaign settings.
707	Not enough storage	Not enough storage space to install firmware.	Try to secure free space on the device. Need free space that's the size of firmware.
708	Outside installation period	Device user tried to install firmware on the device, but the current time isn't within the firmware installation period	Try to install firmware on the device within firmware installation period.
710	Device focused on pinned app	Device is focused on a pinned app. This could be because it's in a dedicated device mode (such as Kiosk mode or Lock task mode), which forces it to focus on an app, preventing Knox E-FOTA from performing firmware updates.	Add the Knox E-FOTA client app to the dedicated device mode allowlist through your EMM.

Error code	Error message	Cause	Resolution
760	Installation terminated unexpectedly	Firmware installation has failed because installation is terminated.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
761	Firmware information mismatch	Firmware installation has failed because device information of firmware doesn't match the server information.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
762	Installation terminated by system	Firmware installation has failed because the installation is terminated by the system.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
763	Unexpected error	Firmware installation has failed because an unexpected error occurred.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
764	Delta firmware installation error	Firmware installation has failed because an error occurred during the delta firmware installation process.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
765	Dm-verity check failure	Firmware installation has failed because the dm-verity check failed in recovery mode.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
766	Recovery update failure	Firmware installation has failed because an update of the recovery area failed.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
767	Block-based update failure	Firmware installation has failed because an error occurred during the block-based update.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
768	Firmware verification failure	Firmware installation has failed because the token in firmware verification failed.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
769	Installation error in recovery mode	Firmware installation has failed because there is no result from recovery mode.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
770	Device rooted	Firmware installation has failed because the device is rooted.	Knox E-FOTA doesn't support rooting the device. If the device isn't rooted, contact Samsung.
771	Unexpected error	A request failed due to a generic error.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
772	Couldn’t copy data from file system	An update failed to apply due to filesystem copier.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
773	Post-installation failure	An update failed to apply due to an error in running post-install hooks.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
774	Payload mismatch	An update failed to apply due to a mismatching payload. For example, the given payload uses a feature that's not supported by the current update engine.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
777	Couldn’t fetch payload	An update failed to apply due to an error in fetching the payload. For example, this could be a result of bad network connection when streaming an update.	Try to reconnect to your network or use a more reliable network.
778	Payload hash mismatch	An update failed to apply due to a mismatch in payload hash. Update engine does sanity checks for the given payload and its metadata.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
779	Payload size mismatch	An update failed to apply due to a mismatch in payload size.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
780	Invalid payload signature	An update failed to apply due to failing to verify payload signatures.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
781	Invalid payload timestamp	An update failed to apply due to a downgrade in payload timestamp. The timestamp of a build is encoded into the payload, which will be enforced during install to prevent downgrading a device.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.
782	Slot change required	An update has been applied successfully but the new slot hasn't been set to active.	Manually set up the slot change so that it's active.
783	Not enough storage	There is not enough space on the device to apply the update.	Free up space to be able to apply the update.
784	Corrupted device	The device is corrupted and no further updates may be applied.	Try to manually refresh the client on the device by executing a Force client refresh. If the problem persists, contact Samsung.

Failed to enroll

Campaign error

Invalid firmware version

Awaiting download

Failed to download

Awaiting install

Failed to install

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