Index: uspace/app/usbinfo/dev.c
===================================================================
--- uspace/app/usbinfo/dev.c	(revision df0bbe18ba3d0d11ecf1ad6f12faaf9c83a48082)
+++ uspace/app/usbinfo/dev.c	(revision 79784ef8ceedd3ff1d6ee4ad979ec17ee9487a0b)
@@ -40,6 +40,6 @@
 #include "usbinfo.h"
 
-usbinfo_device_t *prepare_device(devman_handle_t hc_handle,
-    usb_address_t dev_addr)
+usbinfo_device_t *prepare_device(const char *name,
+    devman_handle_t hc_handle, usb_address_t dev_addr)
 {
 	usbinfo_device_t *dev = malloc(sizeof(usbinfo_device_t));
@@ -55,6 +55,6 @@
 	if (rc != EOK) {
 		fprintf(stderr,
-		    NAME ": failed to create connection to the device: %s.\n",
-		    str_error(rc));
+		    NAME ": failed to create connection to device %s: %s.\n",
+		    name, str_error(rc));
 		goto leave;
 	}
@@ -64,6 +64,6 @@
 	if (rc != EOK) {
 		fprintf(stderr,
-		    NAME ": failed to create default control pipe: %s.\n",
-		    str_error(rc));
+		    NAME ": failed to create default control pipe to %s: %s.\n",
+		    name, str_error(rc));
 		goto leave;
 	}
@@ -71,7 +71,13 @@
 	rc = usb_pipe_probe_default_control(&dev->ctrl_pipe);
 	if (rc != EOK) {
-		fprintf(stderr,
-		    NAME ": probing default control pipe failed: %s.\n",
-		    str_error(rc));
+		if (rc == ENOENT) {
+			fprintf(stderr, NAME ": " \
+			    "device %s not present or malfunctioning.\n",
+			    name);
+		} else {
+			fprintf(stderr, NAME ": " \
+			    "probing default control pipe of %s failed: %s.\n",
+			    name, str_error(rc));
+		}
 		goto leave;
 	}
@@ -84,6 +90,6 @@
 	if (rc != EOK) {
 		fprintf(stderr,
-		    NAME ": failed to retrieve device descriptor: %s.\n",
-		    str_error(rc));
+		    NAME ": failed to retrieve device descriptor of %s: %s.\n",
+		    name, str_error(rc));
 		goto leave;
 	}
@@ -93,7 +99,7 @@
 	    &dev->full_configuration_descriptor_size);
 	if (rc != EOK) {
-		fprintf(stderr,
-		    NAME ": failed to retrieve configuration descriptor: %s.\n",
-		    str_error(rc));
+		fprintf(stderr, NAME ": " \
+		    "failed to retrieve configuration descriptor of %s: %s.\n",
+		    name, str_error(rc));
 		goto leave;
 	}
Index: uspace/app/usbinfo/main.c
===================================================================
--- uspace/app/usbinfo/main.c	(revision df0bbe18ba3d0d11ecf1ad6f12faaf9c83a48082)
+++ uspace/app/usbinfo/main.c	(revision 79784ef8ceedd3ff1d6ee4ad979ec17ee9487a0b)
@@ -308,5 +308,6 @@
 		}
 
-		usbinfo_device_t *dev = prepare_device(hc_handle, dev_addr);
+		usbinfo_device_t *dev = prepare_device(devpath,
+		    hc_handle, dev_addr);
 		if (dev == NULL) {
 			continue;
Index: uspace/app/usbinfo/usbinfo.h
===================================================================
--- uspace/app/usbinfo/usbinfo.h	(revision df0bbe18ba3d0d11ecf1ad6f12faaf9c83a48082)
+++ uspace/app/usbinfo/usbinfo.h	(revision 79784ef8ceedd3ff1d6ee4ad979ec17ee9487a0b)
@@ -71,5 +71,5 @@
 }
 
-usbinfo_device_t *prepare_device(devman_handle_t, usb_address_t);
+usbinfo_device_t *prepare_device(const char *, devman_handle_t, usb_address_t);
 void destroy_device(usbinfo_device_t *);