# HG changeset patch
# User Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
# Date 1677231926 -3600
# Node ID 8bd314491d3e7ea22c3f886b7069fc60da618377
# Parent  232dfe6c7ec6d4e805cf5d8b35ea52e3b924d6a1
Show more information when OnClientTester can't connect

diff --git a/tests/OnClientTester.java b/tests/OnClientTester.java
--- a/tests/OnClientTester.java
+++ b/tests/OnClientTester.java
@@ -225,6 +225,11 @@ public final class OnClientTester {
 		} catch (SQLException e) {
 			System.err.println("Failed to connect using JDBC URL: " + jdbcUrl);
 			System.err.println(e);
+			Throwable t = e;
+			while (t.getCause() != null) {
+				t = t.getCause();
+				System.err.println("Caused by: " + t);
+			}
 		}
 		return false;
 	}