diff --git a/go/src/v.io/x/sensorlog/internal/sbmodel/sbmodel.vdl.go b/go/src/v.io/x/sensorlog/internal/sbmodel/sbmodel.vdl.go
index 225795a..a0f7371 100644
--- a/go/src/v.io/x/sensorlog/internal/sbmodel/sbmodel.vdl.go
+++ b/go/src/v.io/x/sensorlog/internal/sbmodel/sbmodel.vdl.go
@@ -86,6 +86,7 @@
 }
 
 func (t *VDeviceCfgTarget) StartFields(tt *vdl.Type) (vdl.FieldsTarget, error) {
+
 	if !vdl.Compatible(tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_VDeviceCfg) {
 		return nil, fmt.Errorf("type %v incompatible with %v", tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_VDeviceCfg)
 	}
@@ -161,6 +162,7 @@
 }
 
 func (t *KDeviceCfgTarget) StartFields(tt *vdl.Type) (vdl.FieldsTarget, error) {
+
 	if !vdl.Compatible(tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_KDeviceCfg) {
 		return nil, fmt.Errorf("type %v incompatible with %v", tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_KDeviceCfg)
 	}
@@ -264,6 +266,7 @@
 }
 
 func (t *VStreamDefTarget) StartFields(tt *vdl.Type) (vdl.FieldsTarget, error) {
+
 	if !vdl.Compatible(tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_VStreamDef) {
 		return nil, fmt.Errorf("type %v incompatible with %v", tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_VStreamDef)
 	}
@@ -305,6 +308,7 @@
 }
 
 func (t *SamplerDefTarget) StartFields(tt *vdl.Type) (vdl.FieldsTarget, error) {
+
 	if !vdl.Compatible(tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_SamplerDef) {
 		return nil, fmt.Errorf("type %v incompatible with %v", tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_SamplerDef)
 	}
@@ -398,6 +402,7 @@
 }
 
 func (t *KStreamDefTarget) StartFields(tt *vdl.Type) (vdl.FieldsTarget, error) {
+
 	if !vdl.Compatible(tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_KStreamDef) {
 		return nil, fmt.Errorf("type %v incompatible with %v", tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_KStreamDef)
 	}
@@ -587,6 +592,7 @@
 }
 
 func (t *KDataPointTarget) StartFields(tt *vdl.Type) (vdl.FieldsTarget, error) {
+
 	if !vdl.Compatible(tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_KDataPoint) {
 		return nil, fmt.Errorf("type %v incompatible with %v", tt, __VDLType_v_io_x_sensorlog_internal_sbmodel_KDataPoint)
 	}