diff --git a/src/bootsupport/modules/punk/repl-0.1.2.tm b/src/bootsupport/modules/punk/repl-0.1.2.tm
index 099c9f4b..96f506b5 100644
--- a/src/bootsupport/modules/punk/repl-0.1.2.tm
+++ b/src/bootsupport/modules/punk/repl-0.1.2.tm
@@ -52,7 +52,10 @@ if {[package provide punk::libunknown] eq ""} {
             if {$libunknown ne ""} {
                 uplevel 1 [list source $libunknown]
                 if {[catch {punk::libunknown::init -caller triggered_by_repl_package_require} errM]} {
-                    puts "error initialising punk::libunknown\n$errM"
+                    puts stderr "error initialising punk::libunknown during punk::repl package load of script [info script]"
+                    puts stderr "sourcing from: $libunknown"
+                    puts stderr "tcl::tm::list: [tcl::tm::list]"
+                    puts stderr $errM
                 }
             }
         }}
@@ -3593,7 +3596,9 @@ namespace eval repl {
                                 if {$libunknown ne ""} {
                                     uplevel 1 [list ::source $libunknown]
                                     if {[catch {punk::libunknown::init -caller "repl::init init_script code interp for punk"} errM]} {
-                                        puts "error initialising punk::libunknown\n from: '$libunknown'\n error: $errM"
+                                        puts stderr "error initialising punk::libunknown\n from: '$libunknown'"
+                                        puts stderr "tcl::tm::list: [tcl::tm::list]"
+                                        puts stderr "error: $errM"
                                     }
                                 }
                             }}
diff --git a/src/modules/punk/repl-999999.0a1.0.tm b/src/modules/punk/repl-999999.0a1.0.tm
index 8c2837e9..9782941f 100644
--- a/src/modules/punk/repl-999999.0a1.0.tm
+++ b/src/modules/punk/repl-999999.0a1.0.tm
@@ -52,7 +52,10 @@ if {[package provide punk::libunknown] eq ""} {
             if {$libunknown ne ""} {
                 uplevel 1 [list source $libunknown]
                 if {[catch {punk::libunknown::init -caller triggered_by_repl_package_require} errM]} {
-                    puts "error initialising punk::libunknown\n$errM"
+                    puts stderr "error initialising punk::libunknown during punk::repl package load of script [info script]"
+                    puts stderr "sourcing from: $libunknown"
+                    puts stderr "tcl::tm::list: [tcl::tm::list]"
+                    puts stderr $errM
                 }
             }
         }}
@@ -3593,7 +3596,9 @@ namespace eval repl {
                                 if {$libunknown ne ""} {
                                     uplevel 1 [list ::source $libunknown]
                                     if {[catch {punk::libunknown::init -caller "repl::init init_script code interp for punk"} errM]} {
-                                        puts "error initialising punk::libunknown\n from: '$libunknown'\n error: $errM"
+                                        puts stderr "error initialising punk::libunknown\n from: '$libunknown'"
+                                        puts stderr "tcl::tm::list: [tcl::tm::list]"
+                                        puts stderr "error: $errM"
                                     }
                                 }
                             }}