diff --git a/src/widgets/DocumentReview/ChecksPanel.tsx b/src/widgets/DocumentReview/ChecksPanel.tsx
index 5fff10c..4955519 100644
--- a/src/widgets/DocumentReview/ChecksPanel.tsx
+++ b/src/widgets/DocumentReview/ChecksPanel.tsx
@@ -22,7 +22,7 @@ const failureList = (list: FailedCheckOut[], onShow?: (key: string) => void) =>
 		{list.map((f) => (
 			<div key={`${f.column_index}-${f.relation}`}>
 				{failureText(f)}
-				{onShow && f.line_ids.length > 0 && (
+				{onShow && (f.line_ids ?? []).length > 0 && (
 					<Button type='link' size='small' onClick={() => onShow(f.line_ids[0])}>
 						Показать
 					</Button>
diff --git a/src/widgets/DocumentReview/OsvDocument.tsx b/src/widgets/DocumentReview/OsvDocument.tsx
index 573023c..e957432 100644
--- a/src/widgets/DocumentReview/OsvDocument.tsx
+++ b/src/widgets/DocumentReview/OsvDocument.tsx
@@ -119,7 +119,7 @@ export function OsvDocument({ document, onChanged }: { document: DocumentOut; on
 	const labelSpan = 2 + (table.hasDepartments ? 1 : 0) + (table.hasCounterparties ? 1 : 0);
 	// предупреждения документа (P6-19): все записи issues, без привязки к строкам
 	const issueItems = useMemo(
-		() => document.issues.map((i) => ({ id: i.id, severity: i.severity, message: i.message, place: '', targetKey: null })),
+		() => (document.issues ?? []).map((i) => ({ id: i.id, severity: i.severity, message: i.message, place: '', targetKey: null })),
 		[document.issues],
 	);
 	const canConfirm = document.status === 'RECOGNIZED' || document.status === 'NEEDS_CHECK';
diff --git a/src/widgets/DocumentReview/issuePlaces.ts b/src/widgets/DocumentReview/issuePlaces.ts
index 3a126f2..550fbd2 100644
--- a/src/widgets/DocumentReview/issuePlaces.ts
+++ b/src/widgets/DocumentReview/issuePlaces.ts
@@ -40,19 +40,20 @@ export function issuePlaces(
 	for (const r of rows) if (r.lineId !== null) rowByLineId.set(r.lineId, r);
 	const columnIds = new Set(columns.map((c) => c.id));
 	for (const issue of issues) {
+		const lineIds = issue.line_ids ?? [];
 		if (issue.field !== null) {
 			if (fields.includes(issue.field)) push(places.byField, issue.field, issue);
 			else places.document.push(issue);
 			continue;
 		}
-		const known = issue.line_ids.map((id) => rowByLineId.get(id)).filter((r): r is GridRow => r !== undefined);
+		const known = lineIds.map((id) => rowByLineId.get(id)).filter((r): r is GridRow => r !== undefined);
 		const columnId = issue.column_id !== null && columnIds.has(issue.column_id) ? issue.column_id : null;
-		if (issue.line_ids.length > 0 && known.length > 0) {
+		if (lineIds.length > 0 && known.length > 0) {
 			for (const r of known) {
 				if (columnId !== null) push(places.byCell, cellKey(r.key, columnId), issue);
 				else push(places.byRow, r.key, issue);
 			}
-		} else if (issue.line_ids.length === 0 && columnId !== null) {
+		} else if (lineIds.length === 0 && columnId !== null) {
 			push(places.byColumn, columnId, issue);
 		} else {
 			places.document.push(issue);
@@ -92,7 +93,7 @@ export function issueListItems(issues: IssueOut[], places: IssuePlaces, rows: Gr
 	const items = issues
 		.filter((issue) => issue.kind === 'warning')
 		.map((issue): IssueListItem => {
-			const first = issue.line_ids.map((id) => rowByLineId.get(id)).find((r) => r !== undefined);
+			const first = (issue.line_ids ?? []).map((id) => rowByLineId.get(id)).find((r) => r !== undefined);
 			const column = issue.column_id !== null ? columnById.get(issue.column_id) : undefined;
 			let place: string;
 			let targetKey: string | null = null;
diff --git a/src/widgets/FilesDrawer/documentRows.test.ts b/src/widgets/FilesDrawer/documentRows.test.ts
index 7037627..88683a7 100644
--- a/src/widgets/FilesDrawer/documentRows.test.ts
+++ b/src/widgets/FilesDrawer/documentRows.test.ts
@@ -151,6 +151,13 @@ describe('buildDocumentRows: предупреждения', () => {
 		expect(legacy[0].fileWarnings[0]).toMatchObject({ code: 'LEGACY_WARNING', message: 'старое' });
 	});
 
+	it('ядро без issue_counts (до v5.19) — нули, не падает', () => {
+		const old = doc() as Partial<DocumentBrief>;
+		old.issue_counts = undefined;
+		const rows = buildDocumentRows([file({ documents: [old as DocumentBrief] })]);
+		expect(rows[0].issueCounts).toEqual({ error: 0, info: 0 });
+	});
+
 	it('issue_counts документа переносятся в issueCounts', () => {
 		const rows = buildDocumentRows([file({ documents: [doc({ issue_counts: { error: 1, info: 3 } })] })]);
 		expect(rows[0].issueCounts).toEqual({ error: 1, info: 3 });
diff --git a/src/widgets/FilesDrawer/documentRows.ts b/src/widgets/FilesDrawer/documentRows.ts
index fbe68a6..d5873ee 100644
--- a/src/widgets/FilesDrawer/documentRows.ts
+++ b/src/widgets/FilesDrawer/documentRows.ts
@@ -99,7 +99,8 @@ export function buildDocumentRows(files: FileOut[], labelFor?: (f: FileOut) => s
 				linkable: LINKABLE.has(d.document_type),
 				fileWarnings,
 				mappingWarnings,
-				issueCounts: d.issue_counts,
+				// ядро без v5.19 не присылает issue_counts — считаем, что замечаний нет
+				issueCounts: d.issue_counts ?? { error: 0, info: 0 },
 			};
 		});
 	});