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@hanetzer
Created January 23, 2020 04:32
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update fail
01-22 22:27:25.384 1285 1285 E update_engine: [0122/222725.384829:ERROR:utils.cc(639)] Marking block device /data/reserve/reserve.img as read_only=1: Not a typewriter (25)
01-22 22:27:25.385 1285 1285 I update_engine: [0122/222725.385620:INFO:delta_performer.cc(476)] Opening /data/reserve/reserve_updating.img partition without O_DSYNC
01-22 22:27:25.385 1285 1285 E update_engine: [0122/222725.385708:ERROR:utils.cc(639)] Marking block device /data/reserve/reserve_updating.img as read_only=0: Not a typewriter (25)
01-22 22:27:25.386 1285 1285 I update_engine: [0122/222725.386721:INFO:delta_performer.cc(136)] Caching writes.
01-22 22:27:25.386 1285 1285 I update_engine: [0122/222725.386808:INFO:delta_performer.cc(488)] Applying 141 operations to partition "reserve"
01-22 22:27:25.391 1285 1285 E update_engine: [0122/222725.391284:ERROR:fec_file_descriptor.cc(30)] No ECC data in the passed file
01-22 22:27:25.391 1285 1285 E update_engine: [0122/222725.391354:ERROR:delta_performer.cc(522)] Unable to open ECC source partition reserve on slot A, file /data/reserve/reserve.img: Not a typewriter (25)
01-22 22:27:25.391 1285 1285 E update_engine: [0122/222725.391411:ERROR:delta_performer.cc(1230)] The hash of the source data on disk for this operation doesn't match the expected value. This could mean that the delta update payload was targeted for another version, or that the source partition was modified after it was installed, for example, by mounting a filesystem.
01-22 22:27:25.391 1285 1285 E update_engine: [0122/222725.391457:ERROR:delta_performer.cc(1235)] Expected: sha256|hex = 1272E020FD0536177E7C3486AD04DD91431B581FD5CB3DD6FC2EFDEB29869AF6
01-22 22:27:25.391 1285 1285 E update_engine: [0122/222725.391499:ERROR:delta_performer.cc(1238)] Calculated: sha256|hex = AD1C9C26AACF5986314505DD4FF1D3C94360BAC27A39963B20425B3E5C032219
@computerman420
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how did you resolve this error?

01-22 22:27:25.386  1285  1285 I update_engine: [0122/222725.386808:INFO:delta_performer.cc(488)] Applying 141 operations to partition "reserve"
01-22 22:27:25.391  1285  1285 E update_engine: [0122/222725.391284:ERROR:fec_file_descriptor.cc(30)] No ECC data in the passed file

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