diff --git a/CHANGELOG.md b/CHANGELOG.md
index 588729b..8e53ce3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ e este projeto adere ao [Versionamento Semântico](https://semver.org/lang/pt-BR
 
 ## [Unreleased]
 
+## [2.0.3] - 2026-03-26
+
+### Corrigido
+
+- Lançamentos: `/transactions` deixa de depender de `crypto.randomUUID()` no carregamento inicial, corrigindo a falha em ambientes self-hosted sem HTTPS ao abrir a página
+
 ## [2.0.2] - 2026-03-25
 
 ### Adicionado
diff --git a/package.json b/package.json
index 2b1ffb8..2b6bf43 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "openmonetis",
-	"version": "2.0.2",
+	"version": "2.0.3",
 	"private": true,
 	"scripts": {
 		"dev": "next dev --turbopack",
diff --git a/src/features/transactions/components/dialogs/mass-add-dialog.tsx b/src/features/transactions/components/dialogs/mass-add-dialog.tsx
index 80d511d..c02d3b3 100644
--- a/src/features/transactions/components/dialogs/mass-add-dialog.tsx
+++ b/src/features/transactions/components/dialogs/mass-add-dialog.tsx
@@ -38,6 +38,7 @@ import {
 import { Separator } from "@/shared/components/ui/separator";
 import { Spinner } from "@/shared/components/ui/spinner";
 import { getTodayDateString } from "@/shared/utils/date";
+import { createClientSafeId } from "@/shared/utils/id";
 import {
 	dateToPeriod,
 	displayPeriod,
@@ -120,6 +121,19 @@ interface TransactionRow {
 	payerId: string | undefined;
 }
 
+function createEmptyTransactionRow(
+	defaultPayerId?: string | null,
+): TransactionRow {
+	return {
+		id: createClientSafeId(),
+		purchaseDate: getTodayDateString(),
+		name: "",
+		amount: "",
+		categoryId: undefined,
+		payerId: defaultPayerId ?? undefined,
+	};
+}
+
 export function MassAddDialog({
 	open,
 	onOpenChange,
@@ -153,15 +167,8 @@ export function MassAddDialog({
 	const isCartaoSelected = paymentMethod === "Cartão de crédito";
 
 	// Transaction rows
-	const [transactions, setTransactions] = useState<TransactionRow[]>([
-		{
-			id: crypto.randomUUID(),
-			purchaseDate: getTodayDateString(),
-			name: "",
-			amount: "",
-			categoryId: undefined,
-			payerId: defaultPayerId ?? undefined,
-		},
+	const [transactions, setTransactions] = useState<TransactionRow[]>(() => [
+		createEmptyTransactionRow(defaultPayerId),
 	]);
 
 	// Categorias agrupadas e filtradas por tipo de transação
@@ -175,14 +182,7 @@ export function MassAddDialog({
 	const addTransaction = () => {
 		setTransactions([
 			...transactions,
-			{
-				id: crypto.randomUUID(),
-				purchaseDate: getTodayDateString(),
-				name: "",
-				amount: "",
-				categoryId: undefined,
-				payerId: defaultPayerId ?? undefined,
-			},
+			createEmptyTransactionRow(defaultPayerId),
 		]);
 	};
 
@@ -256,16 +256,7 @@ export function MassAddDialog({
 			setPeriod(selectedPeriod);
 			setContaId(undefined);
 			setCartaoId(defaultCardId ?? undefined);
-			setTransactions([
-				{
-					id: crypto.randomUUID(),
-					purchaseDate: getTodayDateString(),
-					name: "",
-					amount: "",
-					categoryId: undefined,
-					payerId: defaultPayerId ?? undefined,
-				},
-			]);
+			setTransactions([createEmptyTransactionRow(defaultPayerId)]);
 		} catch (_error) {
 			// Error is handled by the onSubmit function
 		} finally {
diff --git a/src/features/transactions/components/page/transactions-page.tsx b/src/features/transactions/components/page/transactions-page.tsx
index ff084f2..812c1de 100644
--- a/src/features/transactions/components/page/transactions-page.tsx
+++ b/src/features/transactions/components/page/transactions-page.tsx
@@ -575,7 +575,7 @@ export function TransactionsPage({
 				onConfirm={handleBulkEdit}
 			/>
 
-			{allowCreate ? (
+			{allowCreate && massAddOpen ? (
 				<MassAddDialog
 					open={massAddOpen}
 					onOpenChange={setMassAddOpen}
diff --git a/src/shared/utils/id.ts b/src/shared/utils/id.ts
new file mode 100644
index 0000000..c0ebd21
--- /dev/null
+++ b/src/shared/utils/id.ts
@@ -0,0 +1,37 @@
+const FALLBACK_HEX_RADIX = 16;
+
+function randomHex(byteCount: number) {
+	const cryptoApi = globalThis.crypto;
+
+	if (cryptoApi?.getRandomValues) {
+		return Array.from(cryptoApi.getRandomValues(new Uint8Array(byteCount)))
+			.map((byte) => byte.toString(FALLBACK_HEX_RADIX).padStart(2, "0"))
+			.join("");
+	}
+
+	let hex = "";
+
+	for (let index = 0; index < byteCount; index += 1) {
+		hex += Math.floor(Math.random() * 256)
+			.toString(FALLBACK_HEX_RADIX)
+			.padStart(2, "0");
+	}
+
+	return hex;
+}
+
+export function createClientSafeId() {
+	const cryptoApi = globalThis.crypto;
+
+	if (cryptoApi?.randomUUID) {
+		return cryptoApi.randomUUID();
+	}
+
+	return [
+		randomHex(4),
+		randomHex(2),
+		randomHex(2),
+		randomHex(2),
+		randomHex(6),
+	].join("-");
+}