Index: uspace/srv/fs/cdfs/cdfs.c
===================================================================
--- uspace/srv/fs/cdfs/cdfs.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/srv/fs/cdfs/cdfs.c	(revision f77c1c90c1f223647872d5cefa2d86f63bc846d7)
@@ -41,4 +41,5 @@
 #include <ns.h>
 #include <errno.h>
+#include <str_error.h>
 #include <stdio.h>
 #include <libfs.h>
@@ -83,5 +84,5 @@
 	    &cdfs_libfs_ops);
 	if (rc != EOK) {
-		printf("%s: Failed to register file system (%d)\n", NAME, rc);
+		printf("%s: Failed to register file system: %s\n", NAME, str_error(rc));
 		return rc;
 	}
Index: uspace/srv/fs/exfat/exfat.c
===================================================================
--- uspace/srv/fs/exfat/exfat.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/srv/fs/exfat/exfat.c	(revision f77c1c90c1f223647872d5cefa2d86f63bc846d7)
@@ -43,4 +43,5 @@
 #include <async.h>
 #include <errno.h>
+#include <str_error.h>
 #include <task.h>
 #include <stdio.h>
@@ -95,5 +96,5 @@
 
 err:
-	printf(NAME ": Failed to register file system (%d)\n", rc);
+	printf(NAME ": Failed to register file system: %s\n", str_error(rc));
 	return rc;
 }
Index: uspace/srv/fs/fat/fat.c
===================================================================
--- uspace/srv/fs/fat/fat.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/srv/fs/fat/fat.c	(revision f77c1c90c1f223647872d5cefa2d86f63bc846d7)
@@ -43,4 +43,5 @@
 #include <async.h>
 #include <errno.h>
+#include <str_error.h>
 #include <task.h>
 #include <stdio.h>
@@ -95,5 +96,5 @@
 	
 err:
-	printf(NAME ": Failed to register file system (%d)\n", rc);
+	printf(NAME ": Failed to register file system: %s\n", str_error(rc));
 	return rc;
 }
Index: uspace/srv/fs/locfs/locfs.c
===================================================================
--- uspace/srv/fs/locfs/locfs.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/srv/fs/locfs/locfs.c	(revision f77c1c90c1f223647872d5cefa2d86f63bc846d7)
@@ -44,4 +44,5 @@
 #include <async.h>
 #include <errno.h>
+#include <str_error.h>
 #include <task.h>
 #include <libfs.h>
@@ -87,5 +88,5 @@
 	    &locfs_libfs_ops);
 	if (rc != EOK) {
-		printf("%s: Failed to register file system (%d)\n", NAME, rc);
+		printf("%s: Failed to register file system: %s\n", NAME, str_error(rc));
 		return rc;
 	}
Index: uspace/srv/fs/mfs/mfs.c
===================================================================
--- uspace/srv/fs/mfs/mfs.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/srv/fs/mfs/mfs.c	(revision f77c1c90c1f223647872d5cefa2d86f63bc846d7)
@@ -44,4 +44,5 @@
 #include <async.h>
 #include <errno.h>
+#include <str_error.h>
 #include <task.h>
 #include <stdio.h>
@@ -97,5 +98,5 @@
 
 err:
-	printf(NAME ": Failed to register file system (%d)\n", rc);
+	printf(NAME ": Failed to register file system: %s\n", str_error(rc));
 	return rc;
 }
Index: uspace/srv/fs/tmpfs/tmpfs.c
===================================================================
--- uspace/srv/fs/tmpfs/tmpfs.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/srv/fs/tmpfs/tmpfs.c	(revision f77c1c90c1f223647872d5cefa2d86f63bc846d7)
@@ -46,4 +46,5 @@
 #include <async.h>
 #include <errno.h>
+#include <str_error.h>
 #include <stdio.h>
 #include <task.h>
@@ -89,5 +90,5 @@
 	    &tmpfs_libfs_ops);
 	if (rc != EOK) {
-		printf(NAME ": Failed to register file system (%d)\n", rc);
+		printf(NAME ": Failed to register file system: %s\n", str_error(rc));
 		return rc;
 	}
Index: uspace/srv/fs/udf/udf.c
===================================================================
--- uspace/srv/fs/udf/udf.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/srv/fs/udf/udf.c	(revision f77c1c90c1f223647872d5cefa2d86f63bc846d7)
@@ -41,4 +41,5 @@
 #include <async.h>
 #include <errno.h>
+#include <str_error.h>
 #include <task.h>
 #include <libfs.h>
@@ -96,5 +97,5 @@
 	
 err:
-	log_msg(LOG_DEFAULT, LVL_FATAL, "Failed to register file system (%d)", rc);
+	log_msg(LOG_DEFAULT, LVL_FATAL, "Failed to register file system: %s", str_error(rc));
 	return rc;
 }