- if (bindingGroup.getMatrix(other).equals(Matrix.ONE)) return;
- throw new Error("rebind attempt with " + bindingGroup.getMatrix(other));
+ if (getBindingMatrix(other).equals(bindingMatrix)) return;
+ throw new Error("rebind attempt: "+this+" and "+other+" with "
+ + bindingMatrix
+ + "; expected "
+ + getBindingMatrix(other));