repeated animation on page throwing err msg

while running in Interact mode, after the animations had already run properly the first time, the following message appeared upon activating animations again.  ALSO the blank (background) rectangle is showing in the center of the pages same as Ranco.

InteractBuilder Version: 3.1 Build 305

Device: 4313CTO

Processor: 1 Processor(s) Installed.

[01]: Intel64 Family 6 Model 37 Stepping 5 GenuineIntel ~1440 Mhz

Memory: 3,956 MB

System: NT 6.1

--------------------

An application error occurred while attempting to perform the last action.

Restarting InteractBuilder is recommended.

An application error occurred while attempting to perform the last action.

Restarting InteractBuilder is recommended.

Error: Chunk: no such object / Chunk: can't find object / Object: does not have this property / if-then: error in condition expression

Handler: Behavior_Animate_PlayFrame

Hint: _AnimationElement

Location: Line 3277, char 15

Object: button id 1008 of group id 1010 of card id 1002 of stack "Behaviors" of stack "C:/Program Files (x86)/InteractBuilder/Local Components/Data/InteractBuilder.livecode"

89: Line 3277 at char 15: Chunk: no such object ----> _AnimationElement

77: Line 3277 at char 15: Chunk: can't find object

456: Line 3277 at char 7: Object: does not have this property

252: Line 3277 at char 1: if-then: error in condition expression

241: Line 3277 at char 1: Handler: error in statement ----> Behavior_Animate_PlayFrame

353: Line 0 at char 0: Object Name: ----> button id 1008 of group id 1010 of card id 1002 of stack "Behaviors" of stack "C:/Program Files (x86)/InteractBuilder/Local Components/Data/InteractBuilder.livecode"

button id 1299 of card id 1002 of stack "libSTSErrors" of stack "C:/Program Files (x86)/InteractBuilder/Local Components/Data/InteractBuilder.livecode",errorDialog,150

stack "C:/Program Files (x86)/InteractBuilder/Local Components/Data/InteractBuilder.livecode",DoError,10498,button id 1004 of card id 1002 of stack "Behaviors" of stack "C:/Program Files (x86)/InteractBuilder/Local Components/Data/InteractBuilder.livecode"