No dice. Windows gets part way through the restart flashes blue and restarts as usual.

chkdsk returned:

The type of the file system is NTFS.

CHKDSK is verifying files (stage 1 of 5)…
175616 file records processed.
File verification completed.
605 large file records processed.
0 bad file records processed.
0 EA records processed.
60 reparse records processed.
CHKDSK is verifying indexes (stage 2 of 5)…
245488 index entries processed.
Index verification completed.
0 unindexed files scanned.
0 unindexed files recovered.
CHKDSK is verifying security descriptors (stage 3 of 5)…
175616 file SDs/SIDs processed.
Security descriptor verification completed.
34937 data files processed.
CHKDSK is verifying Usn Journal…
35460784 USN bytes processed.
Usn Journal verification completed.
CHKDSK is verifying file data (stage 4 of 5)…
175600 files processed.
File data verification completed.
CHKDSK is verifying free space (stage 5 of 5)…
3355752 free clusters processed.
Free space verification is complete.
Windows has checked the file system and found no problems.

62417919 KB total disk space.
48635984 KB in 134642 files.
79596 KB in 34938 indexes.
0 KB in bad sectors.
279331 KB in use by the system.
65536 KB occupied by the log file.
13423008 KB available on disk.

  4096 bytes in each allocation unit.

15604479 total allocation units on disk.
3355752 allocation units available on disk.
Failed to transfer logged messages to the event log with status 50.

X:\sources>

I’m not sure whether that error has any significance. I booted from USB and the x: drive appears to be writable if those matter.