Added ensure Node != nullptr.

[pashandor789]

Changelog category

• Bugfix

[github-actions]

⚪ 2024-09-06 10:56:30 UTC Pre-commit check linux-x86_64-release-asan for c234f23 has started.
⚪ 2024-09-06 10:59:40 UTC ya make is running...
🔴 2024-09-06 12:56:15 UTC Some tests failed, follow the links below.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
16271	16191	0	15	37	28

🟢 2024-09-06 12:57:40 UTC Build successful.
🟡 2024-09-06 12:58:14 UTC ydbd size 5.6 GiB changed* by +146.0 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 7770159	merge: c234f23	diff	diff %
ydbd size	6 028 974 952 Bytes	6 029 124 488 Bytes	+146.0 KiB	+0.002%
ydbd stripped size	1 509 662 256 Bytes	1 509 686 384 Bytes	+23.6 KiB	+0.002%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2024-09-06 10:56:33 UTC Pre-commit check linux-x86_64-release-clang14 for c234f23 has started.
⚪ 2024-09-06 10:59:56 UTC ya make is running...
🟢 2024-09-06 11:38:56 UTC Build successful.

[github-actions]

⚪ 2024-09-06 10:59:20 UTC Pre-commit check linux-x86_64-relwithdebinfo for c234f23 has started.
⚪ 2024-09-06 11:02:43 UTC ya make is running...
🟡 2024-09-06 12:44:25 UTC Some tests failed, follow the links below. Going to retry failed tests...

Details

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
78517	64722	0	6	13766	23

⚪ 2024-09-06 12:52:12 UTC ya make is running... (failed tests rerun, try 2)
🟢 2024-09-06 13:02:46 UTC Tests successful.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
39 (only retried tests)	21	0	0	0	18

🟢 2024-09-06 13:02:54 UTC Build successful.
🟡 2024-09-06 13:03:33 UTC ydbd size 8.4 GiB changed* by +233.1 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 4782b8a	merge: c234f23	diff	diff %
ydbd size	9 013 371 016 Bytes	9 013 609 688 Bytes	+233.1 KiB	+0.003%
ydbd stripped size	487 291 688 Bytes	487 295 208 Bytes	+3.4 KiB	+0.001%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}