diff --git a/src/index.ts b/src/index.ts
index c242238..8112d6a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -12,17 +12,21 @@ const newPatches: any[] = [];
   const productData: { [key in Product]?: IProductData } = await model.init();
   const productDataEntries = Object.entries(productData) as Array<[Product, IProductData]>;
 
+  //Check for new manifest version
   await Promise.all(productDataEntries.map(async ([product, { manifest, http}]) => {
     //Check for new manifest version
-    const { current } = await getManifest(product);
-    if (current < manifest) {
-      writeLog(`Product ${product} now has a smaller manifest version ${current}, down from ${manifest}.`);
+    try {
+      const { current} = await getManifest(product);
+      if (current < manifest) {
+        writeLog(`Product ${product} now has a smaller manifest version ${current}, down from ${manifest}.`);
+      } else if (current > manifest) {
+        writeLog(`New manifest version: ${current} instead of ${manifest}`);
+        model.updateManifestVersion(product, current);
+      }
+    } catch (error) {
+      writeLog(`Could not get manifest for ${product} (previous version was ${manifest}), error message: ${String(error)}`);
       return;
     }
-    if (current > manifest) {
-      writeLog(`New manifest version: ${current} instead of ${manifest}`);
-      model.updateManifestVersion(product, current);
-    }
 
     //Check for new HTTP version
     //TODO
diff --git a/src/model/model.ts b/src/model/model.ts
index a606c3f..83abba6 100644
--- a/src/model/model.ts
+++ b/src/model/model.ts
@@ -28,7 +28,8 @@ export async function init(): Promise<{ [key in Product]?: IProductData }> {
   });
 
   //If row does not exist, INSERT into table
-  await Promise.all(products.filter((product) => output[product] === undefined).map(function(product) {
+  const missingProducts = products.filter((product) => output[product] === undefined);
+  await Promise.all(missingProducts.map(function(product) {
     output[product] = { http: -1, manifest: -1 };
     const queryTemplate = `INSERT INTO \`ssn_versions\` (\`product\`, \`manifest\`, \`http\`) VALUES (?, '-1', '-1');`;
     const query = mysql.format(queryTemplate, [String(product)]);