diff --git a/code/process-models/crawling-model/src/main/java/nu/marginalia/crawling/io/CrawledDomainReader.java b/code/process-models/crawling-model/src/main/java/nu/marginalia/crawling/io/CrawledDomainReader.java
index 744236c0..47dec05f 100644
--- a/code/process-models/crawling-model/src/main/java/nu/marginalia/crawling/io/CrawledDomainReader.java
+++ b/code/process-models/crawling-model/src/main/java/nu/marginalia/crawling/io/CrawledDomainReader.java
@@ -15,6 +15,7 @@ import java.io.InputStreamReader;
 import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Optional;
 import java.util.concurrent.ForkJoinPool;
 import java.util.concurrent.TimeUnit;
 
@@ -58,14 +59,13 @@ public class CrawledDomainReader {
         }
     }
 
-    public CrawledDomain readRuntimeExcept(Path path) {
+    public Optional<CrawledDomain> readOptionally(Path path) {
         try {
-            return read(path);
+            return Optional.of(read(path));
         }
         catch (Exception ex) {
             logger.warn("Failed to read domain", ex);
-
-            throw new RuntimeException(ex);
+            return Optional.empty();
         }
     }
 
diff --git a/code/process-models/crawling-model/src/main/java/plan/CrawlPlan.java b/code/process-models/crawling-model/src/main/java/plan/CrawlPlan.java
index c46ed854..ff299d68 100644
--- a/code/process-models/crawling-model/src/main/java/plan/CrawlPlan.java
+++ b/code/process-models/crawling-model/src/main/java/plan/CrawlPlan.java
@@ -21,6 +21,7 @@ import java.util.Iterator;
 import java.util.function.Consumer;
 import java.util.function.Predicate;
 import java.util.stream.Stream;
+import java.util.Optional;
 
 @AllArgsConstructor @NoArgsConstructor @ToString
 public class CrawlPlan {
@@ -95,7 +96,9 @@ public class CrawlPlan {
             entryStream
                     .map(WorkLogEntry::path)
                     .map(this::getCrawledFilePath)
-                    .map(reader::readRuntimeExcept)
+                    .map(reader::readOptionally)
+                    .filter(Optional::isPresent)
+                    .map(Optional::get)
                     .forEach(consumer);
         }
         catch (IOException ex) {
@@ -119,11 +122,13 @@ public class CrawlPlan {
                         }
                         return true;
                     })
-                    .map(reader::readRuntimeExcept)
+                    .map(reader::readOptionally)
+                    .filter(Optional::isPresent)
+                    .map(Optional::get)
                     .forEach(consumer);
         }
         catch (IOException ex) {
-            logger.warn("Failed to read domains", ex);
+            logger.error("Failed to read domains", ex);
 
             throw new RuntimeException(ex);
         }
@@ -141,7 +146,9 @@ public class CrawlPlan {
             stream = WorkLog.streamLog(crawl.getLogFile())
                     .map(WorkLogEntry::path)
                     .map(CrawlPlan.this::getCrawledFilePath)
-                    .map(reader::readRuntimeExcept);
+                    .map(reader::readOptionally)
+                    .filter(Optional::isPresent)
+                    .map(Optional::get);
         }
 
         @Override