Prevent npe in render service #554

Job	Run time
build	1m 0s
test-api-parallel (18, ubuntu, chromium)	2m 30s
test-api-parallel (18, ubuntu, firefox)	2m 46s
test-unit-parallel (18, ubuntu)	1m 28s
test-unit-parallel (18, macos)	1m 36s
lint	54s
test-unit-parallel (18, windows)	7m 36s
test-playwright-parallel (18, ubuntu, chromium)	3m 45s
test-playwright-parallel (18, ubuntu, firefox)	7m 29s
test-playwright-parallel (18, ubuntu, webkit)	8m 5s
release-dry-run (18)	2m 5s
test-api (18, windows, chromium)	8m 53s
test-unit-coverage	57s
test-api (18, windows, firefox)	10m 11s
	59m 15s

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