Occurring an Error in Displaying Process

[afshina]

Hello
I was confronted with an error like below.
Please help me to solve that.
Thank you

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Congratulation !!! , Columns & Beams elements defined !!!.

T1 = 2.8525470262665253 s
T2 = 1.3284507695399246 s
T3 = 0.7244860760094864 s
T4 = 0.47832734986163417 s
T5 = 0.33289606817833733 s
Congratulation !!! Gravity-analysis done!!


View::update() - VUV X VPN cannot have zero length
groundmotion start!.Time: 0.000000
Vector::Vector(double *, size) - size specified: -1 <= 0
Vector::Vector(double *, size) - size specified: -1 <= 0
Vector::Vector(double *, size) - size specified: -1 <= 0
ForceBeamColumn3d::update() - section failed in setTrial
Vector::Vector(double *, size) - size specified: -1 <= 0
Vector::Vector(double *, size) - size specified: -1 <= 0
Vector::Vector(double *, size) - size specified: -1 <= 0
ForceBeamColumn3d::update() - section failed in setTrial
Vector::Vector(double *, size) - size specified: -1 <= 0
Vector::Vector(double *, size) - size specified: -1 <= 0
Vector::Vector(double *, size) - size specified: -1 <= 0