Stuck on Form 1099B : Date acquired must be entered for (one specific stock holding). I add the date and it refreshes with the same question. Does not progress?

[SForrestLO]

Please use the link below and fill out the form. Why is my 1099-B missing its acquired date? Complete this form

[lilx2008]

Same issue here. Even I type in the date, it doesn't work. The page just reappear again and clears whatever I typed in.