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spectre says "The following branches form a loop of rigid branches "

eashwar g

there is no connection to the particular node...which spectre is listing . i dont know why it keeps pointing out the error . please check this

Fatal error found by spectre during topology check.
    FATAL: The following branches form a loop of rigid branches (shorts) when added to the circuit:
        I16:w_position_flow (from state to 0)

but as per my circuit that connection is must .. so suggest possible solution


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  • but now i get this illegal bus reference number error Illegal bus reference - Can't tap "<db2>" from net "db1" i need to connect two pins to a same source say db1 and db2 to voltage bl ..so that depending on logic function either db1 or db2 will take the source
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  • but now i get this illegal bus reference number error Illegal bus reference - Can't tap "<db2>" from net "db1" i need to connect two pins to a same source say db1 and db2 to voltage bl ..so that depending on logic function either db1 or db2 will take the source
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