diff --git a/trick_sims/SIM_ball_L2/Modified_data/data_record.dr b/trick_sims/SIM_ball_L2/Modified_data/data_record.dr
index f44eed60..0ac8c330 100644
--- a/trick_sims/SIM_ball_L2/Modified_data/data_record.dr
+++ b/trick_sims/SIM_ball_L2/Modified_data/data_record.dr
@@ -32,6 +32,7 @@ def add_dr_group():
     drg[DR_GROUP_ID].add_variable("ball.state.output.external_force[0]", "ball.state.out.external_force[0]")
     drg[DR_GROUP_ID].add_variable("ball.state.output.external_force[1]", "ball.state.out.external_force[1]")
 
+    drg[DR_GROUP_ID].thisown = 0
     trick_data_record.drd.add_group( drg[DR_GROUP_ID], trick.DR_Buffer )
 add_dr_group()
 
@@ -60,6 +61,7 @@ def add_dr_group():
 
     drg[DR_GROUP_ID].add_variable("ball.altimeter.output.altitude")
 
+    drg[DR_GROUP_ID].thisown = 0
     trick_data_record.drd.add_group( drg[DR_GROUP_ID], trick.DR_Buffer )
 add_dr_group()
 
diff --git a/trick_sims/SIM_ball_L3/Modified_data/data_record.dr b/trick_sims/SIM_ball_L3/Modified_data/data_record.dr
index aabe9195..7b9a7ec0 100644
--- a/trick_sims/SIM_ball_L3/Modified_data/data_record.dr
+++ b/trick_sims/SIM_ball_L3/Modified_data/data_record.dr
@@ -40,6 +40,7 @@ def add_dr_group():
     drg[DR_GROUP_ID].add_variable("ball2.state.output.external_force[0]")
     drg[DR_GROUP_ID].add_variable("ball2.state.output.external_force[1]")
 
+    drg[DR_GROUP_ID].thisown = 0
     trick_data_record.drd.add_group( drg[DR_GROUP_ID], trick.DR_Buffer )
 add_dr_group()
 
@@ -69,6 +70,7 @@ def add_dr_group():
     drg[DR_GROUP_ID].add_variable("ball.altimeter.output.altitude")
     drg[DR_GROUP_ID].add_variable("ball2.altimeter.output.altitude")
 
+    drg[DR_GROUP_ID].thisown = 0
     trick_data_record.drd.add_group( drg[DR_GROUP_ID], trick.DR_Buffer )
 add_dr_group()
 
diff --git a/trick_sims/SIM_cannon_eulercromer/Modified_data/cannon.dr b/trick_sims/SIM_cannon_eulercromer/Modified_data/cannon.dr
index e509b0c4..5a96c599 100644
--- a/trick_sims/SIM_cannon_eulercromer/Modified_data/cannon.dr
+++ b/trick_sims/SIM_cannon_eulercromer/Modified_data/cannon.dr
@@ -17,5 +17,6 @@ drg[DR_GROUP_ID].add_variable("dyn.cannon.vel[0]")
 drg[DR_GROUP_ID].add_variable("dyn.cannon.vel[1]")
 drg[DR_GROUP_ID].add_variable("dyn.cannon.pos[0]")
 drg[DR_GROUP_ID].add_variable("dyn.cannon.pos[1]")
+drg[DR_GROUP_ID].thisown = 0
 trick.add_data_record_group(drg[DR_GROUP_ID], trick.DR_Buffer)
 drg[DR_GROUP_ID].enable()
diff --git a/trick_sims/SIM_test_dr/Modified_data/dr_bitfASCII.dr b/trick_sims/SIM_test_dr/Modified_data/dr_bitfASCII.dr
index 42436b3b..3113dc88 100644
--- a/trick_sims/SIM_test_dr/Modified_data/dr_bitfASCII.dr
+++ b/trick_sims/SIM_test_dr/Modified_data/dr_bitfASCII.dr
@@ -39,5 +39,6 @@ drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var1")
 drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var2")
 drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var3")
 drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var4")
+drg[DR_GROUP_ID].thisown = 0
 trick.add_data_record_group(drg[DR_GROUP_ID], trick.DR_Buffer)
 drg[DR_GROUP_ID].enable()
diff --git a/trick_sims/SIM_test_dr/Modified_data/dr_bitfBINARY.dr b/trick_sims/SIM_test_dr/Modified_data/dr_bitfBINARY.dr
index 8a683cdb..be2334fb 100644
--- a/trick_sims/SIM_test_dr/Modified_data/dr_bitfBINARY.dr
+++ b/trick_sims/SIM_test_dr/Modified_data/dr_bitfBINARY.dr
@@ -39,5 +39,6 @@ drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var1")
 drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var2")
 drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var3")
 drg[DR_GROUP_ID].add_variable("drx.drt.mixB.var4")
+drg[DR_GROUP_ID].thisown = 0
 trick.add_data_record_group(drg[DR_GROUP_ID], trick.DR_Buffer)
 drg[DR_GROUP_ID].enable()
diff --git a/trick_sims/SIM_test_dr/Modified_data/dr_typesASCII.dr b/trick_sims/SIM_test_dr/Modified_data/dr_typesASCII.dr
index 7d290b62..92af7f35 100644
--- a/trick_sims/SIM_test_dr/Modified_data/dr_typesASCII.dr
+++ b/trick_sims/SIM_test_dr/Modified_data/dr_typesASCII.dr
@@ -25,5 +25,6 @@ drg[DR_GROUP_ID].add_variable("drx.drt.k")
 drg[DR_GROUP_ID].add_variable("drx.drt.l")
 drg[DR_GROUP_ID].add_variable("drx.drt.m")
 drg[DR_GROUP_ID].add_variable("drx.drt.n")
+drg[DR_GROUP_ID].thisown = 0
 trick.add_data_record_group(drg[DR_GROUP_ID], trick.DR_Buffer)
 drg[DR_GROUP_ID].enable()
diff --git a/trick_sims/SIM_test_dr/Modified_data/dr_typesBINARY.dr b/trick_sims/SIM_test_dr/Modified_data/dr_typesBINARY.dr
index 2afbec4e..462c78b5 100644
--- a/trick_sims/SIM_test_dr/Modified_data/dr_typesBINARY.dr
+++ b/trick_sims/SIM_test_dr/Modified_data/dr_typesBINARY.dr
@@ -25,5 +25,6 @@ drg[DR_GROUP_ID].add_variable("drx.drt.k")
 drg[DR_GROUP_ID].add_variable("drx.drt.l")
 drg[DR_GROUP_ID].add_variable("drx.drt.m")
 drg[DR_GROUP_ID].add_variable("drx.drt.n")
+drg[DR_GROUP_ID].thisown = 0
 trick.add_data_record_group(drg[DR_GROUP_ID], trick.DR_Buffer)
 drg[DR_GROUP_ID].enable()
diff --git a/trick_source/sim_services/Clock/test/.gitignore b/trick_source/sim_services/Clock/test/.gitignore
index 8ed8bd85..7aadd580 100644
--- a/trick_source/sim_services/Clock/test/.gitignore
+++ b/trick_source/sim_services/Clock/test/.gitignore
@@ -1,3 +1,4 @@
 *.o
 BC635Clock_test
 TPROCTEClock_test
+GetTimeOfDayClock_test