diff --git a/src/main/java/io/bioimage/modelrunner/apposed/appose/Mamba.java b/src/main/java/io/bioimage/modelrunner/apposed/appose/Mamba.java
index bbba6c0f..d0bed3bc 100644
--- a/src/main/java/io/bioimage/modelrunner/apposed/appose/Mamba.java
+++ b/src/main/java/io/bioimage/modelrunner/apposed/appose/Mamba.java
@@ -1160,6 +1160,7 @@ public void runMamba(boolean isInheritIO, final String... args ) throws RuntimeE
 	                Thread.sleep(60);
 	                if (System.currentTimeMillis() - t0 > updatePeriod) {
 						this.consoleConsumer.accept(processChunk);
+						this.consoleConsumer.accept(errChunk);
 						processChunk = "";
 						errChunk = "";
 						t0 = System.currentTimeMillis();