diff --git a/core/message/message.go b/core/message/message.go
index 71ffae1..537a7b1 100644
--- a/core/message/message.go
+++ b/core/message/message.go
@@ -101,7 +101,7 @@ type payload struct {
 func (pl *payload) String() string {
 	b, err := json.Marshal(pl.data)
 	if err != nil {
-		log.Error().Err(err).Msg("payload.String()")
+		log.Error(err).Msg("payload.String()")
 	}
 	return string(b)
 }
@@ -113,7 +113,7 @@ func (pl *payload) Data() interface{} {
 func (pl *payload) FromJson(s string) lib.Payload {
 	err := json.Unmarshal([]byte(s), &pl.data)
 	if err != nil {
-		log.Error().Err(err).Msg("payload.FromJson()")
+		log.Error(err).Msg("payload.FromJson()")
 	}
 	return pl
 }
diff --git a/forge/rep/json.go b/forge/rep/json.go
index f95c390..803c077 100644
--- a/forge/rep/json.go
+++ b/forge/rep/json.go
@@ -2,14 +2,15 @@ package rep
 
 import (
 	"encoding/json"
-	"fmt"
+
+	"git.sr.ht/~cco/go-scopes/logging/log"
 )
 
 func ParseJson(inp string) coderep {
 	var raw interface{}
 	err := json.Unmarshal([]byte(inp), &raw)
 	if err != nil {
-		fmt.Println(err)
+		log.Error(err).Msg("rep.ParseJson")
 		return nil
 	}
 	rep := prepare(raw)
diff --git a/forge/rep/rep.go b/forge/rep/rep.go
index 871b007..4f82d93 100644
--- a/forge/rep/rep.go
+++ b/forge/rep/rep.go
@@ -9,6 +9,7 @@ import (
 
 	"git.sr.ht/~cco/go-scopes/common/voc"
 	"git.sr.ht/~cco/go-scopes/forge"
+	"git.sr.ht/~cco/go-scopes/logging/log"
 )
 
 // may be: code, module, string, int, float
@@ -38,7 +39,7 @@ func (ci code) Compile(f forge.FE) forge.FPtr {
 			if v, err := compStr(f, i); err == nil {
 				c.Append(v)
 			} else {
-				fmt.Println(err)
+				log.Error(err).Msg("rep.Compile")
 			}
 		case code:
 			c.Append(i.Compile(f))
@@ -60,7 +61,7 @@ func compStr(f forge.FE, s string) (forge.FItem, error) {
 	if v, ok := f.Voc().Lookup(s); ok {
 		return forge.FItem(v), nil
 	}
-	return nil, fmt.Errorf("not found: %s", s)
+	return nil, fmt.Errorf("not found: '%s'", s)
 }
 
 func makeCode(ri []interface{}) code {
diff --git a/logging/log/log.go b/logging/log/log.go
index 9fe203d..4443572 100644
--- a/logging/log/log.go
+++ b/logging/log/log.go
@@ -15,5 +15,8 @@ var (
 	Debug = logging.GetLogger(nil).Debug
 	Info  = logging.GetLogger(nil).Info
 	Warn  = logging.GetLogger(nil).Warn
-	Error = logging.GetLogger(nil).Error
 )
+
+func Error(err error) *logging.Evt {
+	return logging.GetLogger(nil).Error().Err(err)
+}