R help - Jun 2022 - A humble request regarding QAMG method in R

Hi, Dear Respected Professors! I hope that you are doing well.
Kindly help me with the following:
I have the R-codes for the "Quantile Augmented Mean Group" method. The
relevant codes and papers are attached herewith.
My Issue:
When I run the given codes to estimate the results for my own data. I have
to face several errors. I humbly request the experts to help me to estimate
the results for my data.
Thank you so much for your precious time.

Regards

Muhammad Zubair Chishti
Ph.D. Student
School of Business,
Zhengzhou University, Henan, China.
My Google scholar link:
https://scholar.google.com/citationshl=en&user=YPqNJMwAAAAJ
My ResearchGate link: https://www.researchgate.net/profile/Muhammad-Chishti

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Name: Journal of Applied Econometrics Volume issue 2020 [doi 10.1002_jae.2753]
Harding, Matthew; Lamarche, Carlos; Pesaran, M. Hashem -- Common Correlated
Effects Estimation of Heterogeneous Dynamic Panel_2.pdf
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