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-rw-r--r--src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java b/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
index b8dbdb57..f00a6cc5 100644
--- a/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
+++ b/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
@@ -216,7 +216,7 @@ public class HttpDownloadConnection implements Transferable {
String contentLength = connection.getHeaderField("Content-Length");
connection.disconnect();
if (contentLength == null) {
- throw new IOException();
+ throw new IOException("no content-length found in HEAD response");
}
return Long.parseLong(contentLength, 10);
} catch (IOException e) {