В процессе разбора

urq.js

@@ -105,6 +105,10 @@ class Urq {
     try {
       console.log("Scraping threads.");
       const page = await this.browser.newPage();
+      page.on('console', msg => {
+        for (let i = 0; i < msg.args().length; ++i)
+          console.log(`${i}: ${msg.args()[i]}`);
+      });
       const [rows, fields] = await this.db.execute(`
         SELECT \`url\` FROM \`${config.DB_PREFIX}bordathreads\`
       `);
@@ -126,8 +130,13 @@ class Urq {
             let retval = [];
             for (let i = 0; i < rows.length; i++) {
               let msgclasses = ["mess1", "mess2", "mess3", "mess4"];
-              let rowclasses = rows[i].getAttribute("class").split(" ");
+              let rowclasses = [];
+              if(rows[i].getAttribute("class") !== null) {
+                rowclasses = rows[i].getAttribute("class").split(" ");
+              }
+              console.log(rowclasses);
               if (
+                rowclasses.length > 0 &&
                 intersect(msgclasses, rowclasses) === []
               ) {
                 continue;
@@ -147,7 +156,6 @@ class Urq {
                 "date": date
               });
             }
-            console.log(retval);
             return retval;
           } catch (e) {
             return [];