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I am modeling infiltration studies in one block....I encountered in following problem, How to resolve this error

Warning * SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 06:00 * ~~~ * The solution for one or more of the Air Loop HVAC systems did not appear to converge * ~~~ * ...use Output:Diagnostics,DisplayExtraWarnings; to show more details on each max iteration exceeded. * Warning * SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 05:03 * ~~~ * The solution for one or more of the Air Loop HVAC systems did not appear to converge * Severe * PsyRhoAirFnPbTdbW: RhoAir (Density of Air) is calculated <= 0 [-1.42805]. * ~~~ * pb =[-126410.14], tdb=[30.32], w=[1.0157873E-002]. * ~~~ * Routine=Unknown, Environment=AXON CFD ANALYSIS (01-01:31-12), at Simulation time=01/02 05:00 - 05:03 * Fatal ** Program terminates due to preceding condition. ...Summary of Errors that led to program termination: ..... Reference severe error count=1

https://drive.google.com/file/d/1v4GNusWV_71W5gLnPCnq4190TzUvkTlH/view?usp=sharing

@rraustad....Could you please help me in resolving this issue

I am modeling infiltration studies in one block....I encountered in following problem, How to resolve this error

Warning * SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 06:00 * ~~~ * The solution for one or more of the Air Loop HVAC systems did not appear to converge * ~~~ * ...use Output:Diagnostics,DisplayExtraWarnings; to show more details on each max iteration exceeded. * Warning * SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 05:03 * ~~~ * The solution for one or more of the Air Loop HVAC systems did not appear to converge * Severe * PsyRhoAirFnPbTdbW: RhoAir (Density of Air) is calculated <= 0 [-1.42805]. * ~~~ * pb =[-126410.14], tdb=[30.32], w=[1.0157873E-002]. * ~~~ * Routine=Unknown, Environment=AXON CFD ANALYSIS (01-01:31-12), at Simulation time=01/02 05:00 - 05:03 * Fatal ** Program terminates due to preceding condition. ...Summary of Errors that led to program termination: ..... Reference severe error count=1

https://drive.google.com/file/d/1v4GNusWV_71W5gLnPCnq4190TzUvkTlH/view?usp=sharing

@rraustad....Could you please help me in resolving this issue

I am modeling infiltration studies in one block....I encountered in following problem, How to resolve this error

Warning * ** SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 06:00
   *   ~~~   * **   ~~~   ** The solution for one or more of the Air Loop HVAC systems did not appear to converge
   *   ~~~   * **   ~~~   ** ...use Output:Diagnostics,DisplayExtraWarnings; to show more details on each max iteration exceeded.
   * ** Warning * ** SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 05:03
   *   ~~~   * **   ~~~   ** The solution for one or more of the Air Loop HVAC systems did not appear to converge
   * ** Severe  * ** PsyRhoAirFnPbTdbW: RhoAir (Density of Air) is calculated <= 0 [-1.42805].
   *   ~~~   * **   ~~~   ** pb =[-126410.14], tdb=[30.32], w=[1.0157873E-002].
   *   ~~~   * **   ~~~   **  Routine=Unknown, Environment=AXON CFD ANALYSIS (01-01:31-12), at Simulation time=01/02 05:00 - 05:03
   * **  Fatal  ** Program terminates due to preceding condition.
   ...Summary of Errors that led to program termination:
   ..... Reference severe error count=1count=1

I am modeling infiltration studies in one block....I encountered in following problem, How to resolve this error

Warning ** SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 06:00
   **   ~~~   ** The solution for one or more of the Air Loop HVAC systems did not appear to converge
   **   ~~~   ** ...use Output:Diagnostics,DisplayExtraWarnings; to show more details on each max iteration exceeded.
   ** Warning ** SimHVAC: Maximum iterations (20) exceeded for all HVAC loops, at AXON CFD ANALYSIS (01-01:31-12), 01/02 05:00 - 05:03
   **   ~~~   ** The solution for one or more of the Air Loop HVAC systems did not appear to converge
   ** Severe  ** PsyRhoAirFnPbTdbW: RhoAir (Density of Air) is calculated <= 0 [-1.42805].
   **   ~~~   ** pb =[-126410.14], tdb=[30.32], w=[1.0157873E-002].
   **   ~~~   **  Routine=Unknown, Environment=AXON CFD ANALYSIS (01-01:31-12), at Simulation time=01/02 05:00 - 05:03
   **  Fatal  ** Program terminates due to preceding condition.
   ...Summary of Errors that led to program termination:
   ..... Reference severe error count=1

Here is the IDF file in question.

Could you please help me in resolving this issue