Activity Chart Checks : (C3041) Conflicting labels on flow-line components

(C3041) Conflicting labels on flow-line components

Error In:
Correctness
Description:
There are compound flow-lines whose segments are labeled with conflicting labels.
Example:
In the following figure, if X and Y include different data elements (such as events, conditions, or data-it ems), the flow-line from A1 and A2 to A3 is incorrect.
As shown in the following figure, the compound flow-line from A2 to A3 is incorrect because its labels are X and Y. However, the compound flow-line from A1 to A3 is correct.
.
Erroneous Elements:
Components of the erroneous flow-lines